.A 80-kg astronaut (including spacesuit and equipment) is floating at rest a distance of 11 m from the spaceship.

.when she runs out of oxygen and fuel to power her back to the spaceship. 

.She removes her oxygen tank (3.0 kg) and flings it away from the ship at a speed of 15 m/s relative to the ship.

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To find the apparent weight of the crown when submerged in water we can use Archimedes principle whi... View the full answer