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Physics 19 Online
OpenStudy (18jonea):

please help

OpenStudy (18jonea):

@osprey

OpenStudy (18jonea):

OpenStudy (osprey):

conservation of momentum says that in a collision where there's no external forces acting, momentum is conserved. I take this to mean whether or not the coll is elastic (bounce off) or inelastic (stick together). 1125x75+ 1575x60 = the total momentum (I hope). If that fits with one in the list then ... could be good.

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