Question

3. Heat from the Earth is the
source of​

Answer 1

Answer:

There are three main sources of heat in the deep earth: (1) heat from when the planet formed and accreted, which has not yet been lost; (2) frictional heating, caused by denser core material sinking to the center of the planet; and (3) heat from the decay of radioactive elements

Explanation:

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Answer 2

Answer:

Heat from the Earth is the

source of geothermal energy.