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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.
29 lis 2022 · Light comes from light sources, which can be natural, like the sun, or artificial, like a lighthouse. Transparent, translucent and opaque materials all react differently to light. Transparent...
Light is a form of energy. When we say light, we mean the energy that we can detect with our eyes. When light enters our eyes, our brain interprets this into images we can ‘see’.
15 gru 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.
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.
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.
Light comes from different sources, like lamps, bulbs and the sun. Find out more in this Bitesize Primary KS2 Science guide.
