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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 334 · 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.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  2. 2.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the load (d) the effort
  3. 3.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  4. 4.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ 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
  7. 7.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  8. 8.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the pulley (d) the effort
  9. 9.⚖️ 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 2 (c) class 1
  10. 10.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  12. 12.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 2 (c) class 3
  13. 13.⚖️ 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 2 (c) class 1
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  15. 15.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  16. 16.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  17. 17.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  19. 19.⚖️ 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 2 (c) class 3
  20. 20.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ 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
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  25. 25.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  26. 26.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  27. 27.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  31. 31.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  33. 33.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  34. 34.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  36. 36.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  37. 37.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 100 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. True
  2. the fulcrum
  3. class 2
  4. True
  5. class 1
  6. class 1
  7. False
  8. the effort
  9. class 2
  10. False
  11. class 2
  12. class 1
  13. class 3
  14. class 2
  15. False
  16. class 2
  17. class 1
  18. class 3
  19. class 1
  20. False
  21. class 3
  22. class 1
  23. class 3
  24. class 1
  25. True
  26. class 3
  27. False
  28. class 1
  29. class 3
  30. class 1
  31. class 2
  32. class 3
  33. False
  34. True
  35. class 2
  36. class 3
  37. True
  38. False
  39. class 2
  40. class 3

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