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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 968 · 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 70 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
  2. 2.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  3. 3.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the fulcrum (d) the load
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 100 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  5. 5.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  7. 7.⚖️ 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 3 (b) class 1 (c) class 2
  8. 8.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  9. 9.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ 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
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  15. 15.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) far from the fulcrum (d) on the fulcrum
  16. 16.⚖️ 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 3 (c) class 1
  17. 17.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  19. 19.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  22. 22.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) False (b) True
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  24. 24.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 40 cm. 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 scissors? (a) class 1 (b) class 2 (c) class 3
  28. 28.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  31. 31.⚖️ 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 1 (b) class 3 (c) class 2
  32. 32.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) nothing
  33. 33.⚖️ 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 3 (c) class 2
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  35. 35.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  36. 36.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  38. 38.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  39. 39.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  40. 40.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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