The total mass of water vapor stored in the atmosphere at any moment is about ____ of the world's supply of precipitation.
a. 1 day
b. 1 week
c. 1 month
d. 1 year
e. 10 days
Question 2
As the air temperature increases, the air's capacity for water vapor
a. increases.
b. decreases.
c. remains constant.
d. is unrelated to air temperature and can either increase or decrease.
e. drops by 50.
