In the Northern Hemisphere, this day has the fewest hours of daylight:a.
summer solstice
b. winter solstice
c. vernal equinox
d. autumnal equinox
Question 2During the winter in the Northern Hemisphere, the land of the midnight sun would be found:a.
at high latitudes.
b. at middle latitudes.
c. near the equator.
d. in the desert southwest.
e. on the West Coast.
Question 3Suppose you are outside in very cold temperatures, wearing a winter coat that is quite effective at
keeping you warm. Which of the following is true?
a. The coat is the source of the heat that keeps you warm.
b. Your body generates the heat that keeps you warm.
c. The coat prevents your bodys heat from escaping to the surrounding air.
d. both (a) and (c) are true.
e. both (b) and (c) are true.
Question 4The earth's radiative equilibrium temperature is:
a. the temperature at which the earth is absorbing solar radiation and emitting infrared radiation at
equal rates.
b. the temperature at which the earth is radiating energy at maximum intensity.
c. the average temperature the earth must maintain to prevent the oceans from freezing solid.
d. the temperature at which rates of evaporation and condensation on the earth are in balance.
Question 5If the amount of energy lost by the earth to space each year were not approximately equal to that
received,
a. the atmosphere's average temperature would change.
b. the length of the year would change.
c. the sun's output would change.
d. the mass of the atmosphere would change