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20 Cards in this Set
- Front
- Back
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the ability to do work or cause change
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energy |
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heat and light from the sun
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a measure of energy stored in food |
calorie |
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the way in which the body changes food to energy |
metabolism |
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a place from which something comes |
source |
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something burned to make heat |
fuel |
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resources that cannot be replaced by nature once they are used up |
nonrenewable natural resources |
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something that lets heat easily move through it |
conductor |
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something that heat does not pass through |
insulator |
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when light bounces off of something |
reflect |
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made when something blocks the light |
shadow |
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light can pass through easily |
transparent |
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some light can pass through |
translucent |
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no light passes through |
opaque |
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a natural form of energy that can also be produced artificially to generate light, heat, and motion |
electricity |
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using our natural resources in a wise way so that we do not use them up
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conservation |
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a type of energy made by air |
wind energy |
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a type of energy made by a loud noise |
sound |
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a type of energy in which things are moved |
energy of motion |
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a source of energy that moves in a straight line |
light |
