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bwebb03 bwebb03
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6 years ago
A 3.0-kg object moving in the positive x direction has a one-dimensional elastic collision with a 5.0-kg object initially at rest. After the collision the 5.0-kg object has a velocity of 6.0 m/s in the positive x direction. What was the initial speed of the 3.0 kg object?
 a. 6.0 m/s
  b. 7.0 m/s
  c. 4.5 m/s
  d. 8.0 m/s
  e. 5.5 m/s
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grrgrrlgrrgrrl
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6 years ago
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bwebb03 Author
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6 years ago
You make an excellent tutor!
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Thanks
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Thanks
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