A parcel of saturated air at 10°C with 10 g water vapor/kg of air is heated to 20°C. Which of the following is true?
A) The air has 10 g water vapor/kg of air and is now unsaturated.
B) The air has 10 g water vapor/kg of air and is still saturated.
C) The air has 20 g water vapor/kg of air and is now unsaturated.
D) The air has 20 g water vapor/kg of air and is now saturated.
A) The air has 10 g water vapor/kg of air and is now unsaturated.
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Public opinion polls in the United States continue to indicate:
A. The public supports the spread of invasive species B. The public is concerned about environmental issues C. The public is not interested with environmental concerns D. The public is not concerned with pollution
The site on the accompanying figure that would most likely form a rock with large crystals is:
A. A B. B C. C D. D E. E
Continental polar air masses do not form in the summer in North America
Indicate whether the statement is true or false
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.