The Sahara desert
A) has a small annual temperature range.
B) has a small diurnal temperature range.
C) has a surface that is a poor conductor of heat.
D) has a surface with a high heat capacity.
E) frequently has substantial cloud cover.
Question 2
The main reason for the lag in monthly mean temperatures in New York City and Miami after a solstice is
A) the amount of heat put out by human activities in the cities.
B) insolation does not change for several weeks.
C) the ability of vegetation to store heat.
D) the ability of the Earth's oceans to gain or release heat.
E) none of the above