Most of the Earth's carbon dioxide
A) has dissolved in the oceans and is locked up in sedimentary carbonate rocks like limestone
B) is present in the atmosphere
C) has escaped into space
D) has been destroyed in the atmosphere by solar radiation
Correct Answer:
Verified
Q130: Without the protection of the Earth's magnetic
Q131: The greenhouse effect is the
A) generation of
Q132: For life to have existed continually on
Q133: If the temperature of the Earth warms
Q134: The carbon dioxide cycle is an example
Q136: Which terrestrial planet(s) have magnetic fields?
A) Earth
Q137: The Earth's magnetosphere is a
A) sphere of
Q138: The sweeping of atmospheric gas particles into
Q139: During the past few million years, ice
Q140: If the temperature of the Earth cools,
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