Recent content by lethal-octo

I'm not really sure as this is a question from a practice exam, so I just plugged the variables in.

Homework Statement An astronaut is drifting away from the space shuttle at a velocity of 1.1m/s. He fires his gun's 30g bullets to return to his ship. The mass of the astronaut and his spacesuit is 123kg, his gun has a mass of 12kg and the bullets leave the gun at a velocity at 250 m/s. What is...