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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 329 · 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 kitchen tongs is a class 2 lever (load in the middle). (a) False (b) True
  2. 2.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the fulcrum (d) the load
  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 broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  5. 5.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the load (c) the fulcrum (d) the effort
  6. 6.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  7. 7.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1
  8. 8.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  10. 10.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) the axle
  11. 11.⚖️ 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 2 (b) class 3 (c) class 1
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  13. 13.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  14. 14.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  15. 15.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) the pulley
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 40 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 40 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 60 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 kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  20. 20.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  22. 22.⚖️ 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 3 (b) class 1 (c) class 2
  23. 23.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  24. 24.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  25. 25.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 100 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  27. 27.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  29. 29.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  30. 30.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.⚖️ 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
  32. 32.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  34. 34.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) on the fulcrum (c) near the fulcrum (d) far from the fulcrum
  36. 36.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  38. 38.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.⚖️ 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
  40. 40.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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