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Today scientists say light is a form of energy made of photons. Light is unique in that it behaves like both a particle and a wave. Why does light go through some things and not others? Depending on the type of matter it comes into contact with, light will behave differently.
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Light from the Sun provides energy for life on Earth. Plants change the energy of sunlight into food energy. When light rays strike a green plant, some of their energy is changed to chemical energy, which the plant uses to make food out of air and minerals. This process is called photosynthesis.
What is light, natural and artificial source of light, luminous and non-luminous object, opaque, transparent, translucent, rays and beams of light, light travel in a straight line, properties of light.
15 Δεκ 2021 · When you understand the science of light, you feel you've turned part of the world inside out—you're looking from the inside, seeing everything in a totally new way, and understanding for the first time why it all makes sense.
Do you know how light travels and reflects off things? Watch our fun light reflection and vision video for kids in 3rd, 4th and 5th grade to learn more!
29 Νοε 2022 · Educational video for children to learn about light. Light comes from light sources, which can be natural, like the sun, or artificial, like a lighthouse. Tr...
Light is a form of energy. The Sun is a very important source of light energy. Without the energy from the Sun, there would be no plants or animals on Earth’s surface. Besides the Sun, other sources provide light. Burning objects give off light. So do some animals, such as fireflies and certain fish.