Answered: Block A has mass 1.00 kg and block B…

Block A has mass 1.00 kg and block B has mass 3.00 kg. The blocks collide and stick together on a level, frictionless surface. After the collision, the kinetic energy (KE) of block A is

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter11: Collisions

Section: Chapter Questions

Problem 49PQ: Two skateboarders, with masses m1 = 75.0 kg and m2 = 65.0 kg, simultaneously leave the opposite...

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Question

Please explain why.

Block A has mass 1.00 kg and block B has mass 3.00 kg. The blocks
collide and stick together on a level, frictionless surface. After the collision, the
kinetic energy (KE) of block A is

A) one-ninth the KE of block B.
B) one-third the KE of block B.
C) three times the KE of block B.
D) nine times the KE of block B.
E) the same as the KE of block B.

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