Coal, petroleum and natural gas fit into the carbon cycle as

carbon from ancient organisms, stored underground for millions of yearsCorrect answerYour answercarbon that plants took in last seasonCorrect answerYour answercarbon made by volcanoesCorrect answerYour answersubstances that contain no carbonCorrect answerYour answer

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CorrectNot quiteAnswer A

Correct answer: A

Fossil fuels formed from plants and animals buried long ago and changed by heat and pressure.
Burning them releases this long-stored carbon as carbon dioxide much faster than the cycle can absorb it.

Concept: Fossil fuels in the carbon cycle
Typical timeTypical: 35 s
Your timeYours: —

The rule this testsNutrient cycles

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Coal, petroleum and natural gas fit into the carbon cycle as

Explanation