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Laine is rolling down the hall on a cart at a velocity of 7 m/s
and has a mass of 55 kg. If Colleen is rolling at 2 m/s
down the hallway and has the SAME momentum as Laine,
find Colleen's mass.
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Remember: p = m * V
What is Colleen's mass?

Will give brainliest! jay rides his 2.0-kg skateboard. he is moving at speed 5.8 m/s when he pushes off the board and continues to move forward in the air at 5.4 m/s. the board now goes forward at 13 m/s. a. determine jay’s mass. b. determine the change in the internal energy of the system during this process.(express your answer to two significant figures and include the appropriate units.)

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