An alien drops a rock from a height of 2 m above the surface of the…

Question Answered step-by-step An alien drops a rock from a height of 2 m above the surface of the… An alien drops a rock from a height of 2 m above the surface of the planet Neptune. If the mass of Neptune is 10 26 kg and it has a diameter of 49,200 km, how long does it take the rock to fall to the planet’s surface? G = 6.67 x 10 −11 Nm 2 /kg 2 Science Physics PHYSICS Physics Share QuestionEmailCopy link Comments (0)