You and another astronaut are in space.  You throw a tool to them that has a mass of 15kg.  Your mass is 91kg and the other astronaut's mass is 88kg. Initially you and the other astronaut are at rest.  You threw the tool at a speed of 8m/s.  What is your velocity after you threw the tool?

Glencoe Physics: Principles and Problems, Student Edition
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ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter9: Momentum And Its Conservation
Section: Chapter Questions
Problem 77A
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You and another astronaut are in space.  You throw a tool to them that has a mass of 15kg.  Your mass is 91kg and the other astronaut's mass is 88kg. Initially you and the other astronaut are at rest.  You threw the tool at a speed of 8m/s.  What is your velocity after you threw the tool?

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