Mountain building causes metamorphism because ________
A) mountains form by the gradual buildup of material that comes from other areas and this can produce an uneven pressure on rocks
B) mountains are heavy and they compress the rocks under them.
C) mountains are heavy and they push shallow, cool rocks to depths where they get heated
D) all of the above
D
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A(n) ________ front can often overrun the air mass ahead
Fill in the blank(s) with the appropriate word(s).
Natural catastrophes result in ____
a. symbiotic relationships b. patch dynamics c. island biogeography d. mosaics
The characteristics by which urban minority groups are typically defined and congregate typically include
A) race.
B) language and religion.
C) nationality.
D) sexual orientation or lifestyle.
E) race, language, religion, nationality, and sexual orientation or lifestyle.
Potentially unstable coastlines may be identified by
A. a large amount of driftwood on the beach. B. the width of the coastline. C. the absence of shoreline-protection structures. D. comparison of recent and older maps or aerial photographs of the area, if available from sources such as county planning office, detailed maps compiled earlier indicating the appearance of the coastline.