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| A substance that provides energy such as heat, light, motion, or electricity - as the the result of a chemical change. |
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A change from one form of energy to another.
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| a process where fuels that contain chemical energy can burn to generate another form of electricity. |
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| energy rich substances formed from the remains of organisms. The three major fossil fuels are coal, oil and natural gas. |
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| another name for oil. Petroleum accounts for more than one third of the energy produced in the world. |
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| A factory in which crude oil is heated and separated into fuels and other products. |
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| electricity produced by flowing water |
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| a group of fuels which are made from living things such as wood, leaves, food wastes and manure. |
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| A product made when alcohol is added to gas |
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| the intense heat from Earth's interior that warms magma |
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| the splitting of an atom's nucleus into two smaller nuclei |
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| rods of U-235 that are enclosed and part of a nuclear reactor |
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| rods used in a nuclear reactor that are used to slow down the chain reactions caused when a reactor vessel gets too hot |
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| a condition where fuel rods generate so much heat that they start to overheat and melt. |
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| the combining of two atomic nuclei to produce a single larger nucleus |
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| the percentage of energy that is actually used to perform work |
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| a layer of material that traps air to help block the transfer of heat between the air inside and outside a building. |
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