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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 299 · 40 questions
TalentJR

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.

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  1. 1.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 100 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  2. 2.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  4. 4.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  5. 5.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  6. 6.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  7. 7.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) nothing (d) the fulcrum
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 100 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  10. 10.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  11. 11.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  12. 12.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the load (d) the effort
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  15. 15.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  16. 16.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.⚖️ 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 2 (b) class 1 (c) class 3
  18. 18.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the load (c) the pulley (d) the fulcrum
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  20. 20.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  21. 21.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the axle
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  25. 25.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  26. 26.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2
  27. 27.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  28. 28.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True
  31. 31.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  32. 32.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  34. 34.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  35. 35.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  36. 36.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the rock (d) on the fulcrum
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3

Answer key

  1. class 1
  2. True
  3. class 1
  4. False
  5. class 2
  6. True
  7. the fulcrum
  8. class 3
  9. class 2
  10. class 1
  11. False
  12. class 1
  13. the fulcrum
  14. class 2
  15. False
  16. True
  17. class 1
  18. the effort
  19. class 2
  20. False
  21. the load
  22. class 3
  23. class 3
  24. class 2
  25. False
  26. class 2
  27. class 2
  28. True
  29. class 1
  30. False
  31. class 1
  32. False
  33. class 3
  34. class 1
  35. class 1
  36. far from the fulcrum
  37. class 2
  38. class 3
  39. class 3
  40. class 3

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