A) Determine what is the speed at which the Pluto goes around the Sun?(in m/s)
B) Find how does the Pluto's centripetal acceleration in orbit about the Sun compare to the acceleration of objects near the surface of the Earth?
C) Find what is the magnitude of the force that the Sun gravity exerts on the Pluto to keep it in orbit?
D) According to Newton's third law, all forces occur in pairs. Find the reaction force to the Sun gravity on Pluto?