Structural damage from seismic vibrations would be worse ________

A) where the focus is about 800 kilometers below the surface
B) where older buildings were built on a thick layer of sediment
C) where buildings are made mostly of wood
D) where buildings were built to code on solid rock


B

Environmental & Atmospheric Sciences

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During the last ice age about 21,000 years ago, the ice would have taken up a volume equal to what depth of the oceans?

A) 5-10 meters B) 40-55 meters C) 70-82 meters D) 100-120 meters

Environmental & Atmospheric Sciences

Which region is largely free from environmental problems?

A) Europe B) North Africa and the Middle East C) Sub-Saharan Africa D) South Asia (Indian Subcontinent) E) All of the above have major environmental problems.

Environmental & Atmospheric Sciences

There is uncertainty among scientists over whether projected atmospheric warming will increase the frequency and intensity of tropical storms and hurricanes. In 2010, a World Meteorological Organization panel of experts concluded that projected atmospheric warming is likely to lead to ____ hurricanes and typhoons.

A. fewer and weaker  B. more but weaker  C. fewer but stronger  D. more and stronger  E. no change in the strength or frequency of 

Environmental & Atmospheric Sciences

What percentage of the 25 key nonrenewable mineral resources must the US import?

A. All or nearly all B. Little to none C. 1/4 to 1/2 D. 1/2 to 3/4

Environmental & Atmospheric Sciences