Why isn\'t Earth\'s atmosphere as thick as Venus\'s? O a. Earth\'s volcanism is
ID: 1881081 • Letter: W
Question
Why isn't Earth's atmosphere as thick as Venus's? O a. Earth's volcanism is much weaker because of plate tectonics, and volcanoes are the main source of carbon dioxide in the atmosphere. O b. Earth was cool enough to outgas much less carbon dioxide and more water vapor at the stage of planet differentiation. O c. Earth was cool enough to form large liquid water oceans that allowed much of the carbon dioxide to be dissolved from the atmosphere. O d. Earth's thick atmosphere mostly leaked away into space during the large impact when the Moon was formed.Explanation / Answer
Option (c) is correct.
Earth has vast oceans of liquid water.And CO2 gets dissolved very easily in water.So leaving an atmosphere made of Nitrogen mainly.