What is the main reason that the Earth's interior is liquid today?
A) tidal force of the Moon on the Earth
B) seismic waves that travel through Earth's interior
C) decay of radioactive elements
D) convective motions in the mantle
E) pressure on the core from Earth's outer layers.
Correct Answer:
Verified
Q41: Which of the following will NOT be
Q42: Which of the following statements is FALSE?
A)
Q43: The observation that the Moon's average density
Q44: In the Earth's crust, lower density igneous
Q45: Differentiation refers to materials that are separate
Q47: Based on the assumption that a liquid,
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