Question

Captain Kiddo is on a Space mission and she found herself in a conundrum. She was outside of her spaceship (in the middle of Space), when the rope that tied her spacesuit to her spaceship snapped. She has just seen the movie The Martian' and remembers that in a scene, Matt Damon pinched his spacesuit and use the air contained in it for propulsion. In a desperate effort to catch back with her spaceship captain Kiddo does the same. A) Is the mass of Captain Kiddo in space different than her mass on Earth? B) How does the force of the air leaving her spacesuit compares with the force the air exerts on her? C) In what direction she needs to point the air that is leaving her spacesuit? D) Why will she accelerate?

Answer 1