What occurs when air is subjected to less pressure?
a. The air becomes compressed.
b. The air expands
c. The air rises in temperature.
d. The water vapor is able to condense
ANS: B
As air is subjected to less pressure, air expands. This expanded air is cooler than air that has been
compressed. The cooling of air occurs at higher altitudes where less pressure is exerted on the air.
Information can be found in the section The Atmosphere Is Composed Mainly of Nitrogen, Oxygen,
and Water Vapor
You might also like to view...
Identify problems that result from lack of sanitation
What will be an ideal response
Early urban development in Central Asia was located near
A) ports. B) in populated areas. C) major riverways. D) ports and rivers. E) the Silk Road
What are the Columbia River basalts and what is their origin?
The distance between successive wave crests is called
A) wavelength. B) wave base. C) wave period. D) wave height.