Multiple Choice
When a rock melts, the resulting magma __________ by about __________.
A) expands, 1 percent
B) expands, 10 percent
C) contracts, 1 percent
D) contracts, 10 percent
Correct Answer:

Verified
Correct Answer:
Verified
Q50: Sedimentary bedding forms as:<br>A) sediment metamorphoses.<br>B) sedimentary
Q51: Lithified gravel is called _.<br>A) conglomerate<br>B) granite<br>C)
Q52: The crust of present-day Earth is only
Q53: Contact metamorphism commonly causes deformation.
Q54: Hot water causes _ metamorphism.
Q55: Burial metamorphism is occurring today deep within
Q56: Lithified clay is called:<br>A) conglomerate.<br>B) granite.<br>C) sandstone.<br>D)
Q58: Plutonic rocks are usually medium- or coarse-grained,
Q59: Water and air attack rocks at Earth's
Q60: Rocks are permanent over geologic time.