Where does the Earth and internal heat come from Choose all that apply.?

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1202997

2026-05-09 16:50

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  1. Earth's internal heat primarily comes from the radioactive decay of elements like uranium, thorium, and potassium within the planet's core.
  2. Some of Earth's internal heat is residual heat from the planet's formation billions of years ago.
  3. The Earth's internal heat also arises from the kinetic energy generated by the constant movement of molten rock in the mantle.

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