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What are the two main sources of Earth’s internal heat?
a.) radioactive decay and residual heat leftovers from Earth’s formation
b.) Earth’s magnetic field and turbidity currents
c.) isostasy and sublimation of iron in Earth’s core
d.) radioactive decay and isostasy
Answers: 3
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What are the two main sources of Earth’s internal heat?
a.) radioactive decay and residual heat lef...
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