Rock Powered Rocket#

Abbas is an astronaut, floating in space. Their rocket is powered by throwing rocks out of a hole in the back of the spaceship. The total inertia of Abbas and their rocket is 376 kg. Abbas also has two 39 kg rocks on board. They are initially at rest. Abbas throws the first rock, and then they are moving with velocity 11 m/s. Then Abbas throws the second rock out of the back and they are moving with velocity 21 m/s .

Part 1#

(a) What is the total momentum of the system?

Answer Section#

Please enter in a numeric value in m/skg.

Part 2#

(b) With what velocity is the first rock Abbas threw moving through space?

Answer Section#

Please enter in a numeric value in m/s.

Part 3#

(c) With what velocity is the second rock Abbas threw moving through space?

Answer Section#

Please enter in a numeric value in m/s.

Attribution#

Problem is licensed under the CC-BY-NC-SA 4.0 license.
The Creative Commons 4.0 license requiring attribution-BY, non-commercial-NC, and share-alike-SA license.