Regarding the diurnal temperature range, the minimum temperature is usually
A) shortly after sunset.
B) about 10 p.m.
C) about midnight.
D) about sunrise.
E) two hours after sunrise.
Question 2
The year without a summer, 1816, was caused by
A) El Nio.
B) La Nia.
C) a volcanic eruption.
D) changes in the output of the Sun.
E) none of the above