Most of the existing orders of mammals were present by the ____
a. Paleocene
b. Eocene
c. Late Cretaceous
d. Oligocene
e. Miocene
d
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Which of the following air masses shows the most dramatic change in both temperature and moisture content as it moves over a large body of very warm water?
A. mP in winter B. cT in summer C. cP in winter D. mT in summer
Based on the principle of Baked Contacts, which of the following statements are right?
a. If an igneous intrusion "bakes" surrounding rocks, then the rock that has been baked must be younger than the intrusion b. The intrusion geologic feature is younger than the original rock c. Baked contacts do not provide directly the relative age, because of the later erosion d. When pluton (one igneous rock) was found to bake the adjacent rock, then this pluton is relatively younger e. Both b and d
In general, temperatures along an ocean coastline vary less than temperatures 100 miles inland. This moderation of temperatures along coastlines is because
A) as the oceans evaporate, the coastlines are cooled. B) the sun shines more intensely away from the ocean coastlines. C) ocean temperatures change more quickly than air temperatures. D) ocean temperatures do not change as quickly as air temperatures.
Which of the following locations would have the lowest specific humidity values in July due to the sinking motion of subtropical high pressure areas?
A. A B. B C. C D. D