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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 174 · 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.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) nothing (c) the fulcrum (d) the effort
  2. 2.⚖️ What is the pivot point of a lever called? (a) the axle (b) the fulcrum (c) the load (d) the effort
  3. 3.⚖️ 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
  4. 4.True or false: a pair of kitchen tongs 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 10 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  9. 9.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  11. 11.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  12. 12.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the pulley
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  15. 15.⚖️ 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 3 (c) class 2
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  17. 17.⚖️ 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
  18. 18.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  19. 19.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  22. 22.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  23. 23.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) False (b) True
  24. 24.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  27. 27.⚖️ 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 3 (c) class 2
  28. 28.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  33. 33.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  34. 34.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  36. 36.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  37. 37.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  39. 39.⚖️ 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 1 (c) class 3
  40. 40.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True

Answer key

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

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