Earth's external heat engine is driven by __.
A) solar power
B) residual cosmic radiation from the Big Bang
C) the decay of radioactive isotopes
D) tides
E) meteor impacts

Name: Earth's external heat engine is driven by __. A) solar power B) residual cosmic radiation from the Big Bang C) the decay of radioactive isotopes D) tides E) meteor impacts
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Question

Quizplus · Accepted Answer

Earth's external heat engine is mainly driven by solar power, as the sun constantly delivers energy to the Earth's atmosphere and surface.

Earth's External Heat Engine Is Driven by __