Part A Calculate the earth's gravity force on a 90 kg astronaut who is repairing the Hubble Space Telescope 600 km above the earth's surface Express your answer using two significant figures. EAED XV X XX:10 F. 7.4.102 Submit Request Answer Part B Compare this gravity force with his weight at the earth's surface. Express your answer using two significant figures. ta AEệ * * * * * * IX X.10 - 8.8.10 Submit Beavest Answer Part In view of your resul, plain why we say astronauts are weightiess when they orbit the earth in a satelite such as a space shuttle it because the gravitational pull of the earth is negligibly smal? Essay answers are nited to about so words 00 characters maximum, including spaces) Characters remaining Submit Request Answer