Why is granite considered a coarse-grained felsic rock?
A) It contains a lot of feldspar and silica.
B) It contains little feldspar and silica.
C) It contains a lot of magnesium and iron.
D) It contains a lot of feldspar and a little silica.
Answer: A
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The Bear River looks very muddy. It contains a high
A) bed load. B) suspended load. C) dissolved load. D) sediment load.
What are the two basic types of maps?
When a meteorite large enough to cause a crater hits Earth, the size of the impact crater is ________.
A. smaller than the meteorite B. determined mostly by the rock type at the point of impact C. determined mostly by the angle of impact D. about the same as the meteorite E. about 20 times the diameter of the meteorite
What usually causes a downstream flood?
A. Localized accumulations of water upstream B. Very rapid deltaic sedimentation C. Storm surge during high tide D. Regional accumulations of water upstream