The Hubble Space Telescope is in circular orbit around earth of altitude 607.2 km. Find the fol- lowing quantities: kinetic energy/mass, potential energy/mass, period of orbit, orbital velocity, angular momentum/mass, and launch velocity.

Ineed with these 2 questions. you.

Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points

Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)