6. if the momentum lost by one object is gained by another object then the total momentum is A.zero
B.constant
C.change
D.double
7. for any lesion occurring in an isolated system what happens to the momentum
A.zero
B.lost
C.gained
D.conserve
8.equation of conservation of momentum
A. P=m x v
B. Ft=∆P
C.(P1+P2) before = (P1+P2)after
D.P=m/v
9.it is one in which the total kinetic energy of the system does not change and colliding objects bounce off after collision
A.impulse
B.momentum
C.elastic collision
D.inelastic collision
10.It is one in which the total kinetic energy of the system changes. Objects together after collision.
A.impulse
B.momentum
C.elastic collision
D.inelastic collision