Physics
Physics, 11.01.2021 19:10, mlrood2013oy11gv

Why was Earth very hot at the beginning of its formation? Select all that apply. Heat came from Earth being continuously struck by other small bodies.
Heat came from nuclear fusion happening in the core of Earth.
Heat came from radiation that was produced by nearby stars.
Heat came from the supernova that led to the formation of the solar system.

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