Multiple Choice
The heat energy that powers tectonic activity on the surface of Earth originates deep in Earth's core. How does the majority of this energy move from the core to the surface?
A) conduction through the solid lower mantle and convection in the upper mantle (asthenosphere)
B) convection throughout the entire mantle
C) conduction throughout the entire mantle
D) steady flow of hot magna from Earth's core through cracks in the mantle to the lithosphere
Correct Answer:
Verified
Correct Answer:
Verified
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