Geography, asked by shivambhandalkar1234, 1 month ago

_______ is the coal,petroleum and natural gas are main source of conventional energy.

Answers

Answered by 400004048

Explanation:

Most non-renewable energy sources are fossil fuels: coal, petroleum, and natural gas. Carbon is the main element in fossil fuels. For this reason, the time period that fossil fuels formed (about 360-300 million years ago) is called the Carboniferous Period.

Answered by XxmalevampirexX

Explanation:

They are the most important conventional sources of energy. ... Coal, petroleum and natural gas account for about 90% of world's production of commercial energy and hydroelectric and nuclear power account for about 10%.

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