Physics – Force and Movement

1. What is a force?

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

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

4. What are the units of force?

5. What is the formula for acceleration?

6. What is friction?

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

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

9. How do you calculate resultant force?

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

11. What is the formula for average speed?

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

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

14. What are the units for mass?

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

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

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

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

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

20. How is velocity different from speed?