Asked by Anonymous

A 9600 kg boxcar traveling at 15 m/s strikes a stationary second car. The two stick together and move off with a speed of 7.0 m/s. What is the mass of the second car?
Answered by drwls
Whatever the law of conservation of momentum says it is.

Try applying it.
Answered by jedi
m1v1+m2v2=(m1+m2)v....(1) m1=9600kg m2=? v1=15m/s v2=0m/s v=7.0m/s. Find m2
Answered by awdwd
wdwda
Answered by abcdcd
dcdcba
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