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What are your energy sources?
My energy sources come from the foods that I eat.
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Where do cars get their energy?
Most cars get their energy from gasoline.
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Name a natural material that is used in buildings.
Stones are used to make buildings.
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What word means the same as produce?
Make has the same meaning as produce.
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Name something that you can replace.
Random
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Name something that causes air pollution.
Smoke causes air pollution.
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What is another word for traditional?
Usual is another word for traditional.
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What does the word renewable mean?
means able to be created again.
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