Which of the following regions of the earth's atmosphere is closest to the surface of the earth?
A)mesosphere
B)stratosphere
C)thermosphere
D)troposphere

Question

Quizplus · Accepted Answer

The troposphere is the lowest layer of the Earth's atmosphere, extending up to about 12 km (7.5 miles) above the surface at the equator and 7 km (4.3 miles) at the poles. It contains the air that we breathe and is where weather occurs. The other options, mesosphere, stratosphere, and thermosphere are all located above the troposphere in increasing altitude.

Which of the Following Regions of the Earth's Atmosphere Is