The "eye" of a hurricane is actually ____
a. a patch of clear sky
b. the most dangerous part of the storm
c. where the highest wind speeds are located
d. a reference to a nonexistent entity
a
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The most hazardous situation with respect to earthquake damage would be:
a. tall buildings on soft soil b. tall buildings on bedrock c. short buildings on soft soil d. short buildings on bedrock
What property summarizes a body's tendency to stay in the state of rest or motion?
A. volume B. temperature C. pressure D. acceleration E. inertia
Why is carbonic acid the most abundant acid in chemical weathering?
A) Carbon dioxide is present in the atmosphere and in soil; it combines with water vapor in the atmosphere and water percolating through soil to produce weak carbonic acid. B) Carbon dioxide easily breaks down to carbonic acid. C) Carbonic acid is so good at chemical weathering that it appears all the time. D) Acetic acid is rare, so carbonic acid is common.
In 1974, Dr. Rowland and Dr. Molina made what observation vis-à-vis ozone (O3 )?
A) Anthropogenic O3 releases were a major culprit in global warming. B) Automobile exhaust and sunlight were producing photochemical smog. C) Photochemical interactions occur between chlorofluorocarbons and O3. D) CFC use at current levels had little effect on O3. E) Ground-level O3 irritates human eyes and respiratory systems.