Grade 11 Motion & energy worksheet

What is on the worksheet

1. Lift a 6 kg mass vertically by 7 m. Using g = 10 m/s², find the increase in gravitational potential energy in J.

2. A 22 kg object has speed 2 m/s. Find its classical kinetic energy in J.

3. A 1 kg sample has specific heat 400 J/(kg·°C). Its temperature rises 9°C with no phase change. Find the energy gained in J.

4. A perpendicular force of 284 N acts over 4 m². Find the pressure in Pa.

5. Lift a 4 kg mass vertically by 1 m. Using g = 10 m/s², find the increase in gravitational potential energy in J.

6. A perpendicular force of 1078 N acts over 14 m². Find the pressure in Pa.

7. A 1 kg sample has specific heat 200 J/(kg·°C). Its temperature rises 12°C with no phase change. Find the energy gained in J.

8. An object of mass 9 kg accelerates at 17 m/s². Find the net force in N.

9. Velocity changes from 17 m/s to 2 m/s in 5 s. Find average acceleration in m/s².

10. Lift a 35 kg mass vertically by 1 m. Using g = 10 m/s², find the increase in gravitational potential energy in J.

11. A constant 58 N force acts in the same direction as a 17 m displacement. Find work in J.

12. A device transfers 418 J in 22 s. Find average power in W.

13. A 32 kg object has speed 4 m/s. Find its classical kinetic energy in J.

14. A 24 kg object has speed 17 m/s. Find its classical kinetic energy in J.

15. An object of mass 19 kg accelerates at 5 m/s². Find the net force in N.

16. A spring has constant 200 N/m and extension 18 cm within its linear range. Find the restoring-force magnitude in N.

17. A constant 23 N force acts in the same direction as a 17 m displacement. Find work in J.

18. A device transfers 384 J in 16 s. Find average power in W.

19. A perpendicular force of 113 N acts over 1 m². Find the pressure in Pa.

20. Velocity changes from 17 m/s to -27 m/s in 11 s. Find average acceleration in m/s².