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Something that can cause matter to move or cahnge.
Some forms of energy include HEAT, LIGHT, and SOUND. |
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Energy that makes things warmer. Heat is used to warm homes and cook food.
EX of how heat changes things: melts snow, boils water, cooks food. |
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| Energy that lets you see. Examples include the sun, fire, and electric light. |
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| Energy that you can hear. You hear sound when it travels to your ears. |
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| Energy from the sun. Almost all energy comes from the sun. Most living things need solar energy to live. |
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A form of energy. It is produced by using energy from other sources. EX wind or coal
It provides power for many of things we use each day. Toaster, lamp, DSI when it is plugged into the wall. |
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Light travels in straight lines. When light hits an object, it reflects or bounces light. You can see objects because they reflect light.
EX when you look in a mirror |
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A force that slows down objects that rub against each other. It also causes them to get warmer.
EX: rubbing hands together to stay warm, or rubbing sticks together to create a fire. |
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| A measure of how hot or cold something is. |
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An tool that meausres an objects temperature
EX Meausring temperature of the air or your body. |
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