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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 638 · 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.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the pulley (c) the effort (d) the load
  2. 2.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  3. 3.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) the axle
  4. 4.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) near the fulcrum (d) on the fulcrum
  5. 5.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  6. 6.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  7. 7.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  8. 8.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  9. 9.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  10. 10.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 2 (c) class 3
  14. 14.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 90 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  18. 18.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  21. 21.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False
  22. 22.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the effort (c) the axle (d) the load
  23. 23.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the load (d) the fulcrum
  25. 25.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  28. 28.True or false: a broom when sweeping 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 20 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ 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 3 (c) class 1
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  33. 33.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  35. 35.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  36. 36.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  38. 38.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2

Answer key

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

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