How much would a 175 kg space rover weigh on Mercury? Select one: Oa. 178 N O b. 47.5 N O C. 645 N O d. 1.72 x 105 N A. 1500 kg meteorite becomes trapped in one of Saturn's rings 6.78 x 105 m above the surface of Saturn. Determine the gravitational force acting on th 5.68 x 1045 kg and its equatorial radius is 5.82 x 10' m. Select one: O a. 1.35 x 10# N Ob. 168 x 10# N O c. 8.75 x 1012N O d. 9.76* 1025N If the radius of Earth were to expand and its mass were to remain the same, the acceleration due to gravity on the surface of the earth would Select one: O a. increase O b. decrease O c. become zero O d. remain the sameA train travelling at 75.0 km/h is brought to a stop over a distance of 64.0 m. The time it takes for the train to stop is 5. (Record your 3-digit answer.)