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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 352 · 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 pulley (b) the load (c) the fulcrum (d) the effort
  2. 2.True or false: a pair of scissors is a class 3 lever (effort 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 80 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  4. 4.⚖️ 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 1 (c) class 2
  5. 5.⚖️ 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 2 (c) class 3
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) far from the fulcrum (c) on the rock (d) near the fulcrum
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  11. 11.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  12. 12.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  15. 15.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  17. 17.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  18. 18.⚖️ 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
  19. 19.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  20. 20.⚖️ 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 3 (b) class 1 (c) class 2
  21. 21.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  22. 22.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  24. 24.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ Which class of lever is a pair of kitchen tongs? (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, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  27. 27.⚖️ 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 2 (b) class 1 (c) class 3
  28. 28.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  29. 29.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  30. 30.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  33. 33.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 20 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 20 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  37. 37.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  38. 38.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  40. 40.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the load (d) the effort

Answer key

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

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