Which process results in a decrease in relative humidity?
A) cooling the air
B) warming the air
C) increasing the actual water vapor pressure
D) decreasing the saturation water vapor pressure
B
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Which of the following is NOT a criteria air pollutant?
A. sulfur dioxide B. Ozone C. particulate matter D. Volatile organic compounds
The short residence time of water in the atmosphere allows a water molecule to have a stronger ability to do which of the following, compared to a situation if the residence time in the atmosphere were larger?
A. acquire potential energy and convert it to kinetic energy B. store and release latent heat C. participate in the hydrologic cycle D. erode the surface E. All of these.
Why does removing driftwood from a beach endanger the sea cliffs behind it?
a. ?Waves cannot get over the driftwood to get to the sea cliffs. b. ?Waves have to be higher to reach over the driftwood to reach the sea cliffs. c. ?Wave energy is reduced when waves move the driftwood. d. ?Driftwood bouncing up and down on the beach pounds the sand grains together, making them more difficult to erode. e. ?Driftwood breaks up the direct forward thrust of the waves, making them more erratic.
Fallstreaks usually ____ before reaching the ground
a. evaporate b. condense c. sublimate d. deposit e. perspirate