Which of the following regions is hottest?
A) the crust
B) the inner core
C) the mantle
D) the outer core
Correct Answer:
Verified
Q21: Above what temperature do materials lose their
Q22: Approximately how often does Earth's magnetic field
Q23: Seismic wave speeds increase with
A)decreasing density and
Q24: According to a recent hypothesis,mantle plumes that
Q25: What drives plate tectonics?
A)erosion
B)solar energy
C)thermal conduction
D)thermal convection
Q27: At what depth does the transition from
Q28: Who first proposed that Earth acted as
Q29: The boundary between the mantle and the
Q30: The temperature at the center of Earth
Q31: Based on seismic tomographic images,how deep do
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