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What are the sources of energy that never run out and can be renewed over a period?
What are the sources of energy that never run out and can be renewed over a period?
Sun, wind, water
What is the energy produced by the sun, wind, and water called?
What is the energy produced by the sun, wind, and water called?
Renewable energy
What are natural fuels such as coal, natural gas, and petroleum formed from?
What are natural fuels such as coal, natural gas, and petroleum formed from?
Remains of living organisms
What is the term for sources like fossil fuels that cannot be renewed fast?
What is the term for sources like fossil fuels that cannot be renewed fast?
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What is the careful and sensible use of energy sources called?
What is the careful and sensible use of energy sources called?
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