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5 Cards in this Set
- Front
- Back
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What is a fossil fuel? |
A fuel that contains a store of energy such as coal, oil and natural gas. |
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How are fossil fuels formed? |
Fossil fuels are formed when fossils or plants and/or animals are squashed. |
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What is kinetic energy? |
Movement energy. |
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What are non-renewable fuels? |
Fuels that can run out and cannot be reused. |
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What is the independent variable? |
The variable that is deliberately changed. |
