Question

You are standing on the surface of a small spherical moon whose radius is 6.30 × 104 m and mass of 8.00 × 1018 kg. An astronaut throws a rock of mass 5.00 kg straight upward with a speed 20.0 m/s. (This Moon is too small to have an atmosphere.) What maximum height above the surface of the Moon will the rock reach?

1.52 km

0.563 km

0.237 km

1.49 km

1.78 km

1.00 km

Answer 1