Cahaya Dan Sifatnya - IPAS Bab 1 Kelas 5 Semester 1 Kurikulum Merdeka

BIMBEL ONLINE
26 Jun 202318:14

Summary

TLDRThis educational video script introduces children to the properties of light, exploring how light travels in straight lines, reflects, refracts, and disperses to form rainbows. It discusses the importance of light for vision and the role of various types of mirrors in daily life, including flat, convex, and concave mirrors. The script aims to enhance understanding of light's behavior and its significance in various technologies, such as laser surgery, providing a comprehensive learning experience.

Takeaways

  • 📚 The video is an educational session for children on the topic of 'Light and its Properties' as part of the IPA (Science) curriculum for 5th-grade students.
  • 🌞 The script explains that light travels in a straight line from its source and does not require a medium, using the Sun as an example of a light source.
  • 🔄 The video discusses the reflection of light, mentioning that we can see because light reflects off objects into our eyes, such as when looking at ourselves in a mirror.
  • 👀 It highlights the property of light being able to pass through transparent objects, like glass, but not through opaque objects, such as walls.
  • 💧 The script covers the refraction of light, explaining how light bends when it passes from one medium to another, which can make objects appear closer or further than they actually are.
  • 🌈 The formation of a rainbow is explained as a result of sunlight being refracted and dispersed by raindrops, creating a spectrum of colors.
  • 🪞 The video introduces different types of mirrors: flat mirrors that produce an upright and same-sized reflection, convex mirrors that make objects appear larger and inverted when viewed from a distance, and concave mirrors that distort the size and shape of reflections.
  • 🏠 The practical applications of light are mentioned, such as lamps for everyday use and laser technology in eye surgeries, where the heat generated by the laser can be used as a tool.
  • 🤔 The script poses several questions to engage the audience, such as how light behaves when obstructed to form shadows and why we can see our reflection in mirrors.
  • 👋 The video concludes with a summary of the key properties of light and their significance in our daily lives, encouraging students to continue learning and exploring the topic.
  • 👋 The presenter ends the session by reminding students to like, comment, share, and subscribe for more educational content.

Q & A

  • What is the main topic discussed in the video script?

    -The main topic discussed in the video script is the properties of light and how it relates to various phenomena such as vision, reflection, refraction, and the formation of rainbows.

  • Why do we see objects around us?

    -We see objects around us because light reflects off these objects and enters our eyes, allowing us to perceive them.

  • How does light travel according to the script?

    -Light travels in a straight line from its source and does not require a medium to propagate, as demonstrated by sunlight traveling through the vacuum of space to reach Earth.

  • What is the role of a mirror in the formation of images?

    -A mirror reflects light, allowing us to see images. The type of mirror can affect the size and orientation of the image, as explained with flat, convex, and concave mirrors.

  • Why do we see a shallow pool of water as deeper than it actually is?

    -The pool of water appears deeper due to the refraction of light as it passes from air into water, which changes the light's path and makes objects under water appear shifted from their actual positions.

  • What causes a rainbow to form?

    -A rainbow forms when sunlight is refracted, or bent, and dispersed into its constituent colors by raindrops acting like tiny prisms.

  • How do shadows form according to the script?

    -Shadows form when light is blocked by an object, preventing it from reaching a surface and creating an area of darkness where the light is obstructed.

  • What are the three types of mirrors mentioned in the script?

    -The three types of mirrors mentioned are flat mirrors, which produce undistorted images; convex mirrors, which produce smaller and more distant images; and concave mirrors, which can produce larger, inverted images that righten and enlarge as one gets closer.

  • Why can we see through transparent objects like glass?

    -We can see through transparent objects like glass because light can pass through them without being absorbed or scattered, allowing the light to continue to our eyes.

  • How does the script explain the use of light in everyday life?

    -The script explains that light has many uses in everyday life, such as providing illumination with lamps and being utilized in technologies like lasers for medical procedures.

  • What is the significance of understanding the properties of light?

    -Understanding the properties of light is significant as it helps us comprehend various natural phenomena and technological applications, from simple vision to complex processes like laser surgery.

Outlines

00:00

📚 Introduction to Learning about Light and Sound

The script begins with a warm welcome to the 'Bima Online' channel, encouraging health and enthusiasm for learning. It introduces the lesson on the natural science and social studies subject for grade 5, semester 1, focusing on the topic of light and sound. The video aims to explain how humans perceive light and sound, the characteristics of light, and the workings of the human vision and hearing systems. It poses essential questions about the nature of light, such as how it propagates, why shadows form, and the ability to see reflections. The script uses the example of a swimming pool appearing shallower to illustrate the properties of light.

05:01

🔆 Exploring the Properties of Light

This paragraph delves into the characteristics of light, explaining how light travels in straight lines from its source, as demonstrated by the sun's rays reaching the Earth without the need for a medium. It discusses light reflection, showing how light bounces off surfaces into our eyes, allowing us to see objects and ourselves in mirrors. The script also covers light's ability to penetrate transparent materials like glass, contrasting it with opaque objects like walls that block light. Additionally, it touches on light refraction, where light changes direction when passing through different media, and the dispersion of light into a spectrum of colors, as seen in rainbows, when passing through a prism.

10:02

🌈 Understanding Shadows, Reflections, and Rainbows

The script continues by explaining how shadows are formed when light is obstructed and cannot bend around objects, resulting in areas of darkness. It uses the example of a tennis ball casting different shadows to illustrate this concept. The paragraph also addresses the reflection of light in mirrors, the formation of rainbows due to sunlight being refracted by raindrops, and the refraction of light causing objects in water to appear closer than they actually are. It poses questions to engage the audience, such as why we have shadows and how rainbows are formed, and provides answers within the script.

15:04

🪞 Types of Mirrors and Their Applications

This section introduces the three types of mirrors commonly used: flat mirrors, which reflect light in a way that produces an image the same size as the object; convex mirrors, which make objects appear smaller and further away, and are used in car rearview mirrors and on street corners for wider visibility; and concave mirrors, which can make objects appear larger and inverted when viewed from a distance but become upright and larger as one approaches. The script explains how the smoothness of a mirror's surface affects the reflection of light, resulting in clear images on flat surfaces and distorted reflections on uneven ones.

💡 The Importance and Applications of Light in Daily Life

The final paragraph summarizes the importance of light in human life, highlighting its various applications from basic needs like lighting to advanced technologies such as laser surgery, where the heat generated by lasers can be used as a tool. It reviews the key points learned about the properties of light, including its straight-line propagation, reflection, transparency through clear materials, obstruction leading to shadow formation, refraction in different media, and dispersion into a rainbow spectrum. The script concludes by encouraging students to like, comment, share, and subscribe for more educational content, emphasizing the value of the lesson and the excitement for future learning.

Mindmap

Keywords

💡Light

Light is a form of electromagnetic radiation that is central to the video's theme of understanding vision and the properties of light. Defined as the visible part of the electromagnetic spectrum, it is essential for sight as it reflects off objects and enters our eyes. In the script, the concept of light is explored through its various properties such as traveling in straight lines, being reflected, and passing through transparent objects, exemplified by the discussion on why a swimming pool appears shallower due to the refraction of light.

💡Reflection

Reflection is a phenomenon where light bounces off a surface. It is key to understanding how we see images in mirrors, as the script explains. The video uses the example of a mirror reflecting light from a lamp to our eyes, allowing us to see our reflection and what's behind us, illustrating how reflection is integral to the concept of sight and imaging.

💡Refraction

Refraction is the bending of light as it passes from one medium to another with different densities, such as from air into water. The video script uses the example of a swimming pool appearing shallower to explain refraction, showing how light changes direction when it enters a different medium, which affects our perception of objects' positions and distances.

💡Transparent

Transparent objects are those that allow light to pass through them without significant obstruction. The term is used in the script to describe materials like glass, which allow us to see clearly through them. The concept is crucial for understanding how light interacts with different materials and affects visibility.

💡Opaque

Opaque materials are those that do not allow light to pass through them, creating a barrier to visibility. In the script, opaque objects like walls are contrasted with transparent ones to explain how light cannot penetrate these materials, thus they do not allow us to see what is behind them.

💡Mirror

A mirror is an object with a reflective surface that allows us to see images, as discussed in the script. The video explains different types of mirrors, such as flat mirrors that produce accurate reflections of our size, and how they work by reflecting light in a manner that allows us to see ourselves and our surroundings.

💡Concave Mirror

A concave mirror is a type of mirror with a curved surface that bulges inward. The script explains that concave mirrors can make objects appear larger and closer than they are, which is why they are used in applications like makeup mirrors to provide magnified views.

💡Convex Mirror

A convex mirror, as described in the script, has a curved surface that bulges outward. It is used in vehicles to provide a wider field of view, such as in rearview mirrors and on street corners, to help drivers see around obstructions. The video illustrates how convex mirrors create smaller and farther images.

💡Prism

A prism is a transparent object with flat, polished surfaces that can refract and disperse light into its constituent colors. The script mentions prisms in the context of creating rainbows by splitting sunlight into its various colors, demonstrating the dispersion property of light.

💡Rainbow

A rainbow is a meteorological phenomenon that occurs when sunlight is refracted, reflected, and dispersed by water droplets in the air, resulting in a spectrum of colors appearing in the sky. The video script explains the formation of rainbows as an example of light dispersion, showing the beauty and science behind this natural light display.

💡Laser

Laser is a device that emits light through a process of optical amplification based on the stimulated emission of photons. The script touches on the use of lasers in medical procedures, particularly in eye surgeries, where the precision and focus of laser light can be used as a tool instead of traditional scalpels.

Highlights

Introduction to the educational video on the topic of light and its properties for 5th-grade students.

Encouragement for students to subscribe to the Bima online channel for the latest educational videos.

The importance of light for human vision and the role of the ear in hearing sound.

Explanation of how the process of seeing and hearing occurs and the role of light and sound in these processes.

The purpose of the lesson, which includes explaining the properties of light and sound through simple experiments and demonstrating how the human auditory and visual systems work.

Discussion on the essential questions about light, such as how it propagates, why shadows form, and why we can see our reflections in mirrors.

The role of the sun as the primary source of light on Earth and how light travels in a straight line from its source.

The ability of light to reflect off surfaces and the concept of reflection as seen in everyday life, such as in mirrors.

The property of light to pass through transparent materials and the difference between transparent, opaque, and translucent objects.

The phenomenon of light refraction, which causes objects under water to appear closer than they actually are.

The decomposition of white light into a spectrum of colors, demonstrating the property of light dispersion.

The formation of rainbows as a natural example of light dispersion caused by sunlight and raindrops.

The creation of shadows when light is obstructed and how the shape and size of shadows depend on the position of the object and light source.

Different types of mirrors used in daily life, including flat mirrors, convex mirrors, and concave mirrors, and their respective properties.

The practical applications of mirrors, such as in vehicle rearview mirrors and road intersection mirrors, for safety and visibility.

The significance of light in various technologies, including its use in laser surgery and other innovative applications.

Summary of the lesson on light and its properties, emphasizing the importance of light in daily life and its various scientific phenomena.

Encouragement for students to like, comment, share, and subscribe for more educational content.

Transcripts

play00:11

Halo anak-anak semua kembali lagi dalam

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channel Bima online Bagaimana kabar

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kalian semua Semoga dimanapun kalian

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berada akan selalu sehat tetap ceria dan

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tentunya tambah semangat lagi belajarnya

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nah Nana sebelum kita lanjut ke video

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pembelajaran kita kali ini jangan lupa

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di subscribe dulu ya agar anak-anak

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tidak ketinggalan akan video-video

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terbaru dari channel bimbel online

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[Tepuk tangan]

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nah anak-anak semua di video

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pembelajaran kita kali ini kita akan

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sama-sama membahas mata pelajaran IPA

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atau ilmu pengetahuan alam dan Sosial

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untuk kelas 5 semester 1 kurikulum

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Merdeka yaitu bab 1 melihat karena

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cahaya

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mendengar karena bunyi topik a cahaya

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dan sifatnya anak-anak sudah siap kalau

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sudah siap Yuk kita mulai pembahasannya

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kita mulai ya anak-anak bab 1 melihat

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karena cahaya mendengarkan bunyi

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festival budaya merupakan acara yang

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sangat benar mata dan telinga kita

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dimanjakan dengan pertunjukan budaya dan

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musik tradisional

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semuanya bisa dinikmati karena kita bisa

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melihat dan mendengar Oleh karena itu

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bersyukurlah selalu kepada Tuhan nah

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anak-anak tahukah kalian bahwa manusia

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membutuhkan cahaya untuk melihat

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Adapun telinga bisa mendengar karena

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menangkap bunyi lalu Bagaimana proses

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melihat dan mendengar dapat terjadi

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Bagaimana pula cahaya dan bunyi berperan

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dalam proses ini yuk kita pelajari

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proses melihat dan mendengar Pada bab

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ini

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anak-anak semua adapun tujuan

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pembelajaran kita pada topik ini yaitu

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nomor satu menjelaskan sifat-sifat bunyi

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dan cahaya melalui percobaan sederhana

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yang kedua

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mendemonstrasikan Bagaimana sistem

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pendengaran dan penglihatan manusia

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bekerja

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[Musik]

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kita langsung saja ya ke topik a cahaya

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dan sifatnya Nana pada topik ini ada

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beberapa pertanyaan esensial yang nanti

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bisa kalian jawab di akhir video setelah

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anak-anak memahami pembahasan ini ya

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pertanyaan esensialnya yaitu yang

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pertama Bagaimana cahaya merambat yang

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kedua Mengapa ada bayangan apa yang

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mempengaruhi bentuk bayangan yang ketiga

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Mengapa kita bisa melihat bayangan kita

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di cermin yang keempat Bagaimana Pelangi

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terbentuk nah Nana itu tadi pertanyaan

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esensial untuk topik a yaitu cahaya dan

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sifatnya

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[Musik]

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anak-anak perhatikanlah percakapan

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berikut ini

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kolam renangnya terlihat dangkal ya

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Mengapa bisa begitu ya Kamu tahu tidak

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kolam renang itu selalu terlihat lebih

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dangkal dari aslinya loh yuk penjelasan

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dalam kehidupan sehari-hari kita tidak

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lepas dari yang namanya cahaya bahkan

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kalian bisa melihat karena adanya cahaya

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kolam renang terlihat lebih dangkal

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karena ada pengaruh dari sifat cahaya

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Yuk kita pelajari bersama sifat-sifat

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cahaya Apa saja ya

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kita lanjut ke sifat-sifat cahaya

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nahna Masih ingatkah kalian tentang

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sumber energi cahaya terbesar di bumi ya

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betul Matahari Cahaya matahari merambat

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dari jarak yang sangat jauh untuk sampai

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ke bumi cahaya tidak membutuhkan media

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seperti udara air atau benda padat untuk

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bergerak

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matahari bukan satu-satunya sumber

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cahaya lho lampu dan Api juga

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menghasilkan energi cahaya Yuk kita

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pelajari bersama-sama sifat-sifat cahaya

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sifat cahaya yang pertama yaitu cahaya

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merambat lurus dari sumbernya cahaya

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merambat atau bergerak lurus kalian bisa

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melihat cahaya matahari merambat lurus

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saat melewati celah-celah kecil seperti

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gambar di bawah ini di ruangan yang

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tertutup dinding cahaya hanya bisa masuk

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melalui celah-celah kecil yang ada

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Bisakah kalian melihat perambatan cahaya

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yang lurus dan anak perhatikan gambarnya

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ya ini adalah contoh peristiwa

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sifat dari cahaya merambat lurus

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sifat cahaya yang kedua yaitu cahaya

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bisa dipantulkan kita bisa melihat

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karena cahaya memantul dari benda ke

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mata kita jika tidak ada cahaya maka

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tidak ada pantulan yang diterima oleh

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mata ketika kita bercermin cahaya dari

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lampu merambat ke cermin lalu cahaya

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tersebut dipantulkan ke mata kita

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akhirnya kita bisa melihat diri kita

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serta apa yang ada di belakang kita

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dalam perhatikan juga gambar ini ya Ini

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adalah contoh gambar yaitu sifat cahaya

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yang bisa dipantulkan

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[Musik]

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sifat cahaya yang ketiga yaitu cahaya

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bisa menembus benda bening kita bisa

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melihat jelas melalui kaca jendela Namun

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kita tidak bisa melihat apa yang ada di

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balik tembok Mengapa demikian Nana

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Perhatikan gambar di bawah ini Apakah

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kalian bisa melihat perbedaan ketiga

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benda pada gambar tersebut Apakah di

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sekeliling Kalian ada benda-benda bening

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buram dan gelap Nana perhatikanlah

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gambar yang pertama yaitu itu ada tembok

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yaitu benda gelap tidak tembus cahaya

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yang kedua itu benda buram tidak bening

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yang ketiga itu benda bening atau

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transparan itu tembus cahaya dan jelas

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kita penjelasan ya anak-anak cahaya bisa

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menembus benda-benda bening atau disebut

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juga transparan Oleh karena itu kita

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bisa melihat dengan jelas benda-benda

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tertentu melalui benda-benda transparan

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seperti kaca sebaliknya cahaya tidak

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dapat menembus benda-benda gelap Seperti

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contohnya tembok ada pula benda yang

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sedikit tembus cahaya atau buram pada

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benda ini cahaya hanya bisa menembus

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sebagian Oleh karena itu kita hanya bisa

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melihat benda dengan samar nah anak-anak

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ini jenis benda berdasarkan sifatnya

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terhadap cahaya yaitu bening buram dan

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gelap jika bening semua cahaya bisa

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menembus benda

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anak-anak dari penjelasan tadi kita

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mendapatkan kosakata baru loh kosakata

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barunya itu ya yang pertama buram buram

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itu artinya tidak bening

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kosakata yang kedua yaitu transparan

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yang berarti tembus cahaya atau nyata

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atau jelas

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sifat cahaya yang keempat yaitu cahaya

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bisa dibiaskan selain bisa menembus

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benda bening cahaya juga dapat dibiaskan

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atau dibelokkan ketika menembus media

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yang berbeda misal dari udara menembus

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ke air cahaya bisa dibiaskan atau

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dibelokkan Hal inilah yang membuat agak

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Ian dan Banu melihat kolam renang lebih

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dangkal dari seharusnya ini adalah

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contoh gambar sifat dari cahaya bisa

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dibiaskan

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ketika kalian mengamati ikan dalam kolam

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posisi ikan yang terlihat oleh mata

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bukanlah posisi aslinya hal ini terjadi

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karena cahaya dibiaskan ketika menembus

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ke air

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sifat cahaya yang kelima yaitu cahaya

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bisa diuraikan nah anak-anak tahukah

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kalian bahwa cahaya Putih merupakan

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gabungan dari berbagai macam warna

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cahaya matahari merupakan salah satu

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contoh cahaya putih cahaya ini bisa

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diuraikan menjadi warna pelangi yang

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menggunakan Prisma transparan cahaya

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yang menembus Prisma akan dibiaskan dan

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terurai menjadi warna-warna pelangi ini

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adalah gambar sifat dari cahaya bisa

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diuraikan

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[Musik]

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Nana semua Pernahkah kalian melihat

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Pelangi Kapan Pelangi terbentuk di

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langit Pelangi terjadi ketika hujan

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diiringi dengan sinar matahari air hujan

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bersifat seperti Prisma yang akan

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membiaskan dan menguraikan cahaya

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matahari sehingga menjadi warna pelangi

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Kalian juga bisa membuat warna sendiri

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warna pelangi dengan bantuan kaca dan

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air

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[Musik]

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selanjutnya sifat cahaya yang keenam

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yaitu Ketika cahaya dihalangi akan

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terbentuk bayangan cahaya merambat lurus

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dan tidak dapat berbelok Ketika cahaya

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mengenai suatu benda maka cahaya yang

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terhalang benda akan membentuk bayangan

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nah anak-anak perhatikan kedua gambar di

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bawah ini ini adalah Mengapa bola tenis

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bisa memiliki bentuk bayangan yang

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berbeda ini adalah gambar sifat Ketika

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cahaya dihalangi akan berbentuk bayangan

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[Musik]

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nah Nana kita bantu menjawab Ya

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pertanyaan berikut ini bagaimana cahaya

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merambat yaitu jawabannya adalah cahaya

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merambat secara lurus yang kedua Mengapa

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kalian memiliki bayangan dan mengapa

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bayangan tubuh kalian tersebut

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berubah-ubah karena tubuh manusia tidak

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tembus cahaya sehingga terjadi bayangan

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bayangan tubuh berubah-ubah karena arah

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cahaya dan kedekatannya juga

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berbeda-beda misal bayangan di ruangan

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berlampu akan berbeda dengan bayangan di

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luar dengan matahari

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[Musik]

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Pertanyaan selanjutnya Mengapa kita bisa

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melihat bayangan kita di cermin itu

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karena cahaya memantulkan bayangan dari

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cermin ke mata kita selanjutnya

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Bagaimana Pelangi terbentuk karena

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cahaya matahari diuraikan oleh air hujan

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sehingga akan membentuk tujuh warna

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pelangi Pertanyaan selanjutnya Apakah

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sifat cahaya yang paling sering kalian

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Rasakan sehari-hari ini bervariasi ya

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Tergantung kalian yang merasakannya

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selanjutnya Bagaimana cahaya berperan

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terhadap penglihatan kita

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cahaya memantul dari objek ke mata kita

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sehingga kita bisa melihat suatu benda

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tanpa cahaya maka mata kita tidak bisa

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melihat seperti Sama halnya ketika kita

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berada di kegelapan

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Nah anak-anak setelah tadi kita

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mempelajari sifat-sifat dari cahaya

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selanjutnya kita akan sama-sama

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mempelajari dan membahas mengenal jenis

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cermin dalam kehidupan sehari-hari

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Kalian pasti sering menjumpai cermin

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tapi tahukah kalian bahwa ada tiga jenis

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cermin yang sering digunakan manusia Yuk

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kita pelajari lebih lanjut

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jenis cermin yang pertama yaitu cermin

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datar cermin yang biasa kalian pakai

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disebut dengan cermin datar saat kita

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berdiri di depan cermin datar kita bisa

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melihat pantulan yang sama persis

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ukurannya dengan diri kita nah Nana

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Perhatikan gambar berikut ini ini adalah

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contoh cermin datar

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[Musik]

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jenis cermin yang kedua yaitu cermin

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cembung pada cermin cembung bayangan

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terlihat lebih kecil dan jauh Selain itu

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area di belakang kalian akan terlihat

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lebih besar

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cermin cembung digunakan untuk kaca

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spion pada alat transportasi cermin ini

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juga terpasang di tikungan jalan untuk

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memberikan informasi kepada para

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pengemudi yang melewati tempat tersebut

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Perhatikan gambar berikut ini adalah

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cermin cembung yang biasanya ada di

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tikungan jalannya anak-anak Selain itu

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cermin cembung juga ada di spion sepeda

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motor maupun mobil

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[Musik]

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selanjutnya jenis cermin yang ketiga

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yaitu cermin cekung pada cermin cekung

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kalian akan terlihat lebih besar Jika

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kalian bercermin dari jauh kalian akan

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melihat bayangan yang terbalik namun

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semakin kalian mendekat bayangan akan

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kembali tegak dan semakin membesar ini

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adalah contoh gambar dari cermin cekung

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itu bayangan yang terbentuk pada cermin

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cekung

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[Musik]

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nah anak-anak perhatikanlah ilustrasi

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berikut cermin memiliki permukaan yang

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rata hal ini membuat cahaya memantul

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beraturan berkilat dan Bayangan yang

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dihasilkan juga mulus namun jika

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permukaannya tidak rata maka arah

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pantulan cahaya juga tidak beraturan

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nanana ada dua ilustrasi-ilustrasi yang

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pertama yaitu permukaannya datar

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sedangkan ilustrasi yang kedua yaitu

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permukaan tidak rata kalian bisa melihat

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perbedaannya ya dan arah pantulan cahaya

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di permukaan datar dan permukaan tidak

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datar berbeda ya anak-anak

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kita ke penjelasan yuk anak-anak cahaya

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memiliki banyak kegunaan bagi manusia

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Lampu merupakan salah satu kebutuhan

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paling mendasar dalam keseharian manusia

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manusia dengan akalnya juga telah banyak

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menciptakan berbagai teknologi dengan

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memanfaatkan cahaya saat ini sinar laser

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banyak digunakan dalam operasi mata

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panas yang dihasilkan dari sinar laser

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dapat digunakan sebagai alat bantu

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pengganti pisau tahukah kalian teknologi

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lain yang memanfaatkan cahaya

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nah ini adalah sesi yang terakhir apa

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yang sudah aku pelajari pada topik A 1

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cahaya merambat lurus dan tidak

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membutuhkan media untuk merambat yang

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kedua kita bisa melihat karena cahaya

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bisa dipantulkan benda memantulkan

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cahaya dari sumber cahaya ke mata kita

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yang ketiga cahaya bisa menembus benda

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bening seperti kaca benda-benda tembus

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pandang seperti kain tipis dan kertas

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minyak hanya bisa ditembus sebagian oleh

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cahaya yang keempat cahaya tidak bisa

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menembus benda gelap seperti tembok kayu

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dan badan kalian cahaya yang terhalangi

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ini kemudian akan membentuk bayangan

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yang kelima bentuk bayangan bergantung

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pada posisi benda jauh dekatnya sumber

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cahaya terhadap benda dan jenis cermin

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yang memantulkan cahaya yang keenam jika

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menembus medium yang berbeda seperti

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dari udara air cahaya akan dibiaskan hal

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ini membuat benda dalam air terlihat

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lebih dekat dibandingkan aslinya

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yang ketujuh cahaya juga bisa diuraikan

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Pelangi merupakan hasil pembiasan cahaya

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matahari yang diuraikan oleh air Nana

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ini adalah ringkasan atau rangkuman yang

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sudah kalian dan kita sama-sama

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mempelajarinya bersama-sama yaitu pada

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topik a

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[Musik]

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Nah anak-anak itu tadi kita sudah

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sama-sama membahas dan mempelajari

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topik a yaitu cahaya dan sifatnya kita

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juga sudah sama-sama membahas dan

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mempelajari sifat-sifat dari cahaya dan

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jenis-jenis cermin Semoga dengan video

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pembelajaran ini anak-anak lebih paham

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dan lebih memahami

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topik ini ya anak-anak dan jika video

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ini bermanfaat bagi kalian jangan lupa

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di like comment share dan tentunya

play17:56

subscribe ya anak-anak tetap semangat

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tetap ceria dan tentunya tambah semangat

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lagi belajarnya sampai jumpa di

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video-video selanjutnya sampai jumpa

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anak-anak bye bye

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[Tepuk tangan]

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Light PropertiesEducational ContentScience LearningChildren's VideoPhysics ConceptsVisual PerceptionMirror TypesHealth TipsCultural FestivalOptical Illusions
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