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Click on the button next to the response that best answers each question. Then click on the submit button below.

1. The color of visible light with the longest wavelength is
a. red.
b. yellow.
c. blue.
d. violet.

2. The process of gases such as water vapor, carbon dioxide, and methane trapping heat in the atmosphere is called
a. scattering.
b. convection.
c. the greenhouse effect.
d. photosynthesis.

3. The transfer of heat by the movement of a fluid is called
a. conduction.
b. convection.
c. radiation.
d. diffusion.

4. Your feet feel hot when walking on hot beach sand because of
a. the greenhouse effect.
b. convection.
c. radiation.
d. conduction.

5. Sea and land breezes over large regions that change direction with the seasons are called
a. local winds.
b. monsoons.
c. global winds.
d. global convection currents.

6. The Coriolis effect is caused by
a. Earth's rotation.
b. sea and land breezes.
c. differences in temperature.
d. trade winds.

7. Regions near the equator with little or no wind are called
a. trade winds.
b. prevailing westerlies.
c. horse latitudes.
d. doldrums.

8. The amount of water vapor in the air is called
a. the dew point.
b. the water cycle.
c. humidity.
d. precipitation.

9. Which type of cloud is associated with thunderstorms?
a. cirrus.
b. cumulonimbus.
c. nimbostratus.
d. cumulus.

10. Ice particles smaller than 5 millimeters in diameter are called
a. snow.
b. hailstones.
c. sleet.
d. drizzle.