Venus's atmosphere contains much more carbon dioxide than does the atmosphere of the Earth.What has happened to the carbon dioxide that formerly was in the atmosphere of the Earth?
A)It is frozen in the polar caps
B)It has escaped into space
C)It is incorporated in surface rocks
D)It has been used in the consumption of fossil fuels

Question

Quizplus · Accepted Answer

Most of the carbon dioxide that was formerly in Earth's atmosphere is now locked up in carbonate rocks. This process occurs through weathering and the carbon cycle, where carbon dioxide reacts with minerals to form carbonates, which then become part of the sedimentary rock record.

Venus's Atmosphere Contains Much More Carbon Dioxide Than Does the Atmosphere