According to the universal law of gravitation, what would happen to Earth if the Sun were somehow replaced by a black hole of the same mass?

Question

Answer

Earth would slowly spiral into the black hole, because the black hole is the same mass as the Sun so it would not spiral in immediately.

Answer

Earth would be quickly sucked into the black hole, because the gravity around a black hole is much greater than the gravity around our Sun.

Answer

Earth’s orbit would not change, because the black hole is the same mass as the Sun.

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