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Question
Coal and petroleum are non renewable sources of energy.
Coal and petroleum are non renewable sources of energy.
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Solution
- Coal and petroleum are fossil fuels.
- It is formed after millions of years by the remains of dead and decayed plants and animals submerged under earth after volcanic activity, earthquakes.
- Since it takes millions of years in their formation and cannot be replenished , they are called non renewable sources of energy.
- Coal and petroleum are fossil fuels.
- It is formed after millions of years by the remains of dead and decayed plants and animals submerged under earth after volcanic activity, earthquakes.
- Since it takes millions of years in their formation and cannot be replenished , they are called non renewable sources of energy.
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