When cool air sinks it forces warm air to rise is a example of convection.
Answer:
The answer is glycolysis.
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<u><em>Answer:</em></u>
<u><em>Combustion</em></u>
<u><em>Explanation:</em></u>
<u><em>The step in the carbon cycle didn’t really exist before the industrial revolution was Combustion</em></u>
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<u><em>please mark me brainliest <3</em></u>
C. The green part, because it contains chlorophyll
