Physics – Force and Movement

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

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

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

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

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

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

7. How is velocity different from speed?

8. What is a force?

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

10. What is friction?

11. What is the formula for average speed?

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

13. How do you calculate resultant force?

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

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

16. What are the units of force?

17. What are the units for mass?

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

19. What is the formula for acceleration?

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