The concept of metamorphic facies ____
A)cannot be used in areas where the original rocks were clay-rich
B)cannot be used in areas where the original rocks were pure quartz sandstone
C)was developed in Italy in the 1600s
D)is not as useful as the concept of metamorphic zones
E)relies on finding a single index mineral in a particular zone
B
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With reference to mid-latitude cyclones in the Northern Hemisphere
A) there are more and weaker cyclones than in the Southern Hemisphere. B) there are more and stronger cyclones than in the Southern Hemisphere. C) there are fewer and weaker cyclones than in the Southern Hemisphere. D) there are fewer and stronger cyclones than in the Southern Hemisphere.
The movement of the water through plants involves
A) root uptake, transpiration, and stomata in the leaves. B) transpiration and stomata in the roots. C) infiltration and high soil fertility. D) infiltration and photosynthesis in the leaves.
The Moon's ________ explains why it is different from Earth.
A. very different composition B. very different age C. small size relative to the Earth D. more intense meteor bombardment. E. very large core
Acids and bases are highly reactive; therefore, they can cause important environmental problems.
Answer the following statement true (T) or false (F)