Valentina, the Russian Cosmonaut, goes outside the ship for a spacewalk, but when she is floating 15m from the ship, her tether catches on a sharp piece of metal and is severed. Valentina tosses her 2.0kg camera away from the spaceship with a speed of 12m/s.
a.) How fast will Valentina, whose mass is now 68kg, travel toward the spaceship?
b. Assuming the spaceship remains at rest with respect to Valentina, how long will it take her to reach the ship.
The Attempt at a Solution