One example of a vesicular felsic rock is ____
A)pumice
B)basalt
C)obsidian
D)granite
E)mica
A
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If Earth was in a warming trend, which process would most likely act as a negative feedback mechanism?
A) increasing the water vapor content of the air B) increasing the snow cover around Earth C) decreasing the amount of cloud cover around the globe D) increasing the carbon dioxide content of the air
Four of the following are goals of the Comprehensive Everglades Restoration Plan. Select the exception.
A. Restore the curving flow of the Kissimmee River. B. Build a series of massive dams to stop water from leaving the Everglades. C. Remove 400 kilometers of canals and levees south of Lake Okeechobee. D. Convert large areas of farmland to marsh. E. Create 18 large reservoirs and underground water storage areas.
A diagram showing the subsurface distribution of rocks along a line is called a:
a. geologic map b. topographic map c. stratigraphic map d. cross section
The Coriolis effect is the apparent deflection in the path of a moving object due to
A. the rotation of the earth. B. the revolution of the earth. C. the pressure gradient force which increases with latitude. D. the pressure gradient force which decreases with latitude.