Chapter 15, Problem 2LR

Complete the following.

a.	By what process does liquid water change to water vapor?
	_______________
b.	Does warm or cold air have the highest saturation mixing ratio?
	_______________
c.	Does lowering the air temperature increase or decrease relative humidity?
	_______________
d.	What is the relative humidity of air that has reached Its dew-point temperature?
	________________
e.	When condensation occurs, does water vapor absorb or release heat?
	________________
f.	Does rising air warm or cool, and does it do so by expansion or compression?
	by _____________
g.	In the early morning hours, when the daily air temperature IS often coolest, is relative humidity generally at Its lowest or highest?
	________________