GCSE Physics – Momentum I
Learning Objectives
-I can calculate momentum when two objects collide
-I can recall the units needed for F = mv – mu / t
-I can rearrange F = mv – mu / t
-I can use F = mv – mu / t
-I can estimate the forces in rapid large deceleration
Quiz Summary
0 of 32 Questions completed
Questions:
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
Results
Results
0 of 32 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Average score |
|
Your score |
|
Categories
- Not categorized 0%
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- 26
- 27
- 28
- 29
- 30
- 31
- 32
- Current
- Review
- Answered
- Correct
- Incorrect
-
Question 1 of 32
1. Question
What do crumple zones do in cars?
CorrectIncorrect -
Question 2 of 32
2. Question
Why do car safety features extend the time of collision?
CorrectIncorrect -
Question 3 of 32
3. Question
If velocity is negative what is the direction of travel?
CorrectIncorrect -
Question 4 of 32
4. Question
Why are recoil velocities negative?
CorrectIncorrect -
Question 5 of 32
5. Question
What is Newton’s Second Law?
CorrectIncorrect -
Question 6 of 32
6. Question
What is the acceleration formula?
CorrectIncorrect -
Question 7 of 32
7. Question
What is mv?
CorrectIncorrect -
Question 8 of 32
8. Question
What is t?
CorrectIncorrect -
Question 9 of 32
9. Question
How can we combine Newton’s Second Law and the acceleration formula?
CorrectIncorrect -
Question 10 of 32
10. Question
What force is needed to get a 30 kg stationary bicycle moving at 12 m/s in 5 s?
CorrectIncorrect -
Question 11 of 32
11. Question
What force is needed to get a 70 kg stationary man moving at 8 m/s in 10 s?
CorrectIncorrect -
Question 12 of 32
12. Question
A 1,500 kg car accelerates from rest to a velocity of 30 m/s in 20 seconds. What is the force acting on the car?
CorrectIncorrect -
Question 13 of 32
13. Question
A 1000 kg car accelerates from rest to a velocity of 50 m/s in 55 seconds. What is the force acting on the car?
CorrectIncorrect -
Question 14 of 32
14. Question
A boy of mass 50 kg on ice skates throws a ball of 1 kg in front of him at a velocity of 2.5 m/s. At what velocity will he move?
CorrectIncorrect -
Question 15 of 32
15. Question
A car of mass 1000 kg travelling at 20 m/s collides with a stationary car of mass 1000 kg. The vehicles move together after impact. Calculate their velocity.
CorrectIncorrect -
Question 16 of 32
16. Question
A car of mass 2000 kg travelling at 5 m/s collides with a stationary car of mass 500 kg. The vehicles move together after impact. Calculate their velocity.
CorrectIncorrect -
Question 17 of 32
17. Question
A 12,000 kg lorry travelling at 2 m/s collides with a stationary car of mass 1500 kg, and the vehicles move together after impact. What is their velocity?
CorrectIncorrect -
Question 18 of 32
18. Question
A lorry of mass 12,000 kg travelling at 15 m/s crashes into a moving car of mass 1500 kg, travelling at 5 m/s. The vehicles move together after impact – what is their velocity?
CorrectIncorrect -
Question 19 of 32
19. Question
A car of mass 1500 kg travelling at 10 m/s crashes into a car of mass 1500 kg travelling at 5 m/s. The vehicles move together after impact – what is their velocity?
CorrectIncorrect -
Question 20 of 32
20. Question
A cannon of mass 300 kg, with a 5 kg cannonball is fired. The ball moves with a velocity 50 m/s. Calculate the recoil velocity of the cannon.
CorrectIncorrect -
Question 21 of 32
21. Question
A cannon of mass 200 kg, with a 10 kg cannonball is fired. The ball moves with a velocity 80 m/s. Calculate the recoil velocity of the cannon.
CorrectIncorrect -
Question 22 of 32
22. Question
A pistol of 0.5 kg fires a 0.05 kg bullet at 300 m/s. Calculate the recoil velocity of the gun.
CorrectIncorrect -
Question 23 of 32
23. Question
A shotgun of mass 3 kg fires a bullet of 0.1 kg at a velocity of 250 m/s. What is the recoil velocity of the gun?
CorrectIncorrect -
Question 24 of 32
24. Question
A cannon fires a 10 kg cannonball at 100 m/s and recoils at a velocity of 2 m/s. What is the mass of the cannon?
CorrectIncorrect -
Question 25 of 32
25. Question
A van of mass 5,000 kg travelling at 10 m/s collides with a stationary car. The vehicles move off with a velocity of 6 m/s, so what is the mass of the car?
CorrectIncorrect -
Question 26 of 32
26. Question
A railway carriage moving at 5 m/s and mass 14,000 kg collides with a stationary railway carriage. What is the total momentum before the collision?
CorrectIncorrect -
Question 27 of 32
27. Question
A railway carriage moving at 5 m/s and mass 14,000 kg collides with a stationary railway carriage. What is the total momentum after the collision?
CorrectIncorrect -
Question 28 of 32
28. Question
A boy of mass 50 kg on ice skates throws a ball of 1 kg in front of him at a velocity of 2.5 m/s. In which direction will he move?
CorrectIncorrect -
Question 29 of 32
29. Question
What is used in the equation to estimate the force needed to stop vehicles?
CorrectIncorrect -
Question 30 of 32
30. Question
What is used in the equation to estimate the force needed to stop vehicles?
CorrectIncorrect -
Question 31 of 32
31. Question
What is used in the equation to estimate the force needed to stop vehicles?
CorrectIncorrect -
Question 32 of 32
32. Question
What is the equation to estimate the force needed to stop vehicles?
CorrectIncorrect