Answered

Conservation of momentum
If an object with a given momentum breaks into two pieces, what constrains the velocities of the two pieces?
a) conservation of mass
b) conservation of velocity
c) conservation of kinetic energy
d) conservation of momentum
PLEASE ITS DUE TOMORROW, HELP ME



Answer :

AL2006

That's a good one, and there's more to this than meets the eye.

Mass and velocity don't have to be conserved, but energy and
momentum both do !