Physics – Force and Movement

1. Which force did Charles-Augustin de Coulomb first describe?

2. What is the gravitational field strength of the Moon?

3. What is the formula for average speed?

4. What happens if the resultant force on a car is in the direction in which it is travelling?

5. What is the formula for acceleration?

6. What are the units of force?

7. If a car increases in velocity from +5 m/s to +15 m/s in three seconds, what is its acceleration?

8. What does the area beneath a velocity-time graph represent?

9. What are the units for mass?

10. How do you calculate resultant force?

11. What is the vertical axis in a speed-time graph?

12. What does a downwards line correspond to in a speed-time graph?

13. What is the vertical axis in a distance-time graph?

14. If a person has a weight of 600 N, how much will they weigh on the Moon?

15. How is velocity different from speed?

16. What does Newton’s First Law of Motion state?

17. What does a steep line correspond to in a distance-time graph?

18. Newton’s Second Law of Motion can be summarized by which equation?

19. What is a force?

20. What is friction?