Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 240 · 40 questions

Engineer's tip (What is in the middle?): Find the fulcrum, the load and the effort. Put them in order along the bar and look at the middle one. Fulcrum middle → class 1 · load middle → class 2 · effort middle → class 3.

1. 1.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
2. 2.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
3. 3.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
4. 4.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
5. 5.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
7. 7.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
9. 9.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
10. 10.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
11. 11.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
12. 12.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
13. 13.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
15. 15.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the effort (c) nothing (d) the load
16. 16.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
17. 17.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
20. 20.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
21. 21.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) False (b) True
22. 22.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
23. 23.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
24. 24.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) near the fulcrum (c) far from the fulcrum (d) on the rock
25. 25.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
26. 26.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
30. 30.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
31. 31.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
32. 32.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the load (c) the effort (d) the fulcrum
33. 33.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
38. 38.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) True (b) False
39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2

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