Physics – Force and Movement

1. What is the formula for average speed?

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

3. What are the units of force?

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

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

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

7. How do you calculate resultant force?

8. What is friction?

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

10. How is velocity different from speed?

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

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

13. What is the formula for acceleration?

14. What are the units for mass?

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

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

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

18. What is a force?

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

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