When a vertically falling firecracker bursts, the vector sum of ...

[Metfan725]

When a vertically falling firecracker bursts, the vector sum of momentum fragments
 
  A) in the horizontal direction cancels to zero.
  B) in the vertical direction equals the momentum of the firecracker before bursting.
  C) both of these
  D) neither of these

Question 2

A firecracker bursts while freely falling. The combined momentum of its fragments
 
  A) equals the momentum of the firecracker at the time of burst
  B) cancels to the firecracker's momentum at the time of bursting.
  C) cancels to zero.
  D) none of the above

[amcvicar]

Answer to Question 1

Answer: C

Answer to Question 2

Answer: A

[Metfan725]

YES! Correct, THANKS for helping me on my review

[essyface1]

Thanks for the timely response, appreciate it