About 80% of the mass of the atmosphere and most of the clouds and water vapor are located in the
A) stratosphere.
B) troposphere.
C) mesosphere.
D) thermosphere.

Question

Quizplus · Accepted Answer

The troposphere is the lowest layer of Earth's atmosphere, extending from the Earth's surface up to about 8 to 15 kilometers (5 to 9 miles) in altitude. This layer contains about 80% of the atmosphere's mass and is where most of the clouds and water vapor are found, making it responsible for much of Earth's weather.

About 80% of the Mass of the Atmosphere and Most