Level 1: Physics
Vandebilt Catholic High School
W. Dupre

Momentum
Worksheet Problems
ANSWERS

1. a) px = 9i kg m/s
      b) py = -12j kg m/s
      c) p = 15 kg m/s @ 53O

2. v = 40 m/s

4. a) Dp = -2.7i kg m/s
      b) F = -540 N

8. F = 15 N

9. a) m = 1.67 X 10-27 kg
        v = 5 X 106 m/s
      b) m = 15 g
        v = 500 m/s
      c) m = 75 kg
        v = 12 m/s
      d) m = 5.98 X 1024 m/s
        v = 2.98 X 104 m/s

11. a) I = -7.5 Ns
      b) F = -375 N

12. a) I = 30 Ns
      b) t = 0.5 s

13. a) I = -13.5 Ns
      b) F = -6750 N

14. I = -5.4 Ns

15. a) F = -259.8 N
      b) Dv = -17.3i m/s

16. F = 7.35 N

17. v = 0.40 m/s

18. v = - 6 m/s

19. v = 2.67 m/s

21. a) v = 1.15 m/s
      b) v = -0.346 m/s

23. v = 4.01 X 10-20 m/s

27. v = 20.9 m/s E

33. v = 1.4 m/s

35. v 91.2 m/s

37. d = 0.556 m

29. p = 3.6 kg m/s 34ONoW
      b) v = 1.8 m/s 34ONoW