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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 48 · 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 scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  2. 2.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the axle (d) the load
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 60 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
  6. 6.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  7. 7.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  8. 8.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  9. 9.⚖️ 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 2 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 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: effort, load, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  13. 13.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 60 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 20 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
  18. 18.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  19. 19.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.⚖️ 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 1 (b) class 3 (c) class 2
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  24. 24.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 1 (c) class 3
  25. 25.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the effort (d) the pulley
  26. 26.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 3 (c) class 2
  27. 27.⚖️ 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 1 (c) class 3
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  29. 29.⚖️ 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
  30. 30.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 2 (c) class 3
  32. 32.⚖️ 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 1 (b) class 2 (c) class 3
  33. 33.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 70 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  35. 35.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the load (c) nothing (d) the fulcrum
  36. 36.⚖️ 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
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 60 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
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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