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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 194 · 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.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  2. 2.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  3. 3.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  4. 4.⚖️ Which class of lever is a wheelbarrow? (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, load, effort. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) nothing
  7. 7.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  8. 8.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  9. 9.⚖️ 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
  10. 10.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  11. 11.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ 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
  13. 13.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the pulley (d) the fulcrum
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 1 (c) class 2
  17. 17.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  22. 22.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  24. 24.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  25. 25.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 30 cm and the load at 70 cm. 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 30 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  28. 28.True or false: a pair of kitchen tongs 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 90 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
  30. 30.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  31. 31.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  32. 32.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  33. 33.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ 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
  37. 37.⚖️ 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 2 (c) class 1
  38. 38.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  39. 39.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) False (b) True
  40. 40.⚖️ 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 1 (b) class 2 (c) class 3

Answer key

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

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