By what percentage has the Earth's population grown in the last 20 years?
A) 10% B) 20% C) 30% D) 40% E) 50%
Answer: C
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Land and sea breezes occur because
a. water evaporates from the ocean. b. of varying speeds of the earth's rotation. c. of different water temperatures in the ocean. d. heat absorption in water is faster than on land. e. heat is absorbed and released more slowly by water than by land.
Many automobile engines are cooled by water that flows in a closed circuit through the engine block and the car's radiator. How many different heat transport processes do you find in operation here?
What will be an ideal response?
Which of the following conditions, working together, make the atmosphere most stable?
A. cool surface and warm air aloft B. warm surface and warm air aloft C. cool surface and cool air aloft D. warm surface and cool air aloft
What is La Niña?
a. A warmer than normal circulation event b. A circulation due to density and salinity c. A colder than normal circulation event d. The result of volcanic eruptions