The earth's crust
A) has an approximately constant thickness of about 100 m.
B) has an approximately constant thickness of about 5 km.
C) has an approximately constant thickness of about 35 km.
D) varies in thickness from about 5 km under the oceans to about 35 km under the continents.
Correct Answer:
Verified
Q21: The volume of the earth's core is
A)
Q22: The majority of surface rocks are
A) sedimentary.
B)
Q23: Each step of 1 on the Richter
Q24: An earthquake occurs far from an observing
Q25: The reasons why the earth's core is
Q27: A moraine is a pile of rock
Q28: The earth's magnetic field probably originates in
A)
Q29: Earthquakes are least likely to occur
A) in
Q30: Earthquake P waves
A) are longitudinal vibrations like
Q31: Temperatures inside the earth
A) are constant below
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