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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 186 · 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 lemon squeezer? (a) class 1 (b) class 3 (c) class 2
  2. 2.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  3. 3.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  5. 5.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  6. 6.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  7. 7.⚖️ 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 3 (b) class 1 (c) class 2
  8. 8.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the effort (c) the axle (d) the fulcrum
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 0 cm and the load at 60 cm. 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 30 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  11. 11.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ 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 2 (b) class 1 (c) class 3
  13. 13.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  14. 14.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.⚖️ 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 3 (c) class 1
  16. 16.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ 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
  19. 19.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.True or false: a nutcracker 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 100 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 110 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  23. 23.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  24. 24.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  25. 25.⚖️ 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 2 (b) class 3 (c) class 1
  26. 26.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  27. 27.⚖️ 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 2 (b) class 3 (c) class 1
  28. 28.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  30. 30.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  31. 31.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) nothing (c) the fulcrum (d) the effort
  32. 32.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) False (b) True
  33. 33.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) False (b) True
  34. 34.⚖️ Which class of lever is your forearm? (a) class 3 (b) class 1 (c) class 2
  35. 35.⚖️ 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
  36. 36.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  37. 37.⚖️ 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 3 (b) class 2 (c) class 1
  38. 38.⚖️ 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 3 (c) class 1
  39. 39.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the pulley (c) the fulcrum (d) the effort
  40. 40.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False

Answer key

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

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