1) A sandbag motionless in outer space is hit by a half-as massive sandbag moving at 10 m/s. They stick together and mov

[answerhappygod]

1) A sandbag motionless in outer space is hit by a half-asmassive sandbag moving at 10 m/s. They stick together and move at aspeed of
2 m/s
2/3 m/s
3/2 m/s
1/3 m/s
none of the above
2) If you want to quadruple the momentum of a gas molecule, bywhat factor must you increase its kinetic energy?
2
4
8
16
none of the above