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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 54 · 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 bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  2. 2.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  3. 3.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  4. 4.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  5. 5.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  7. 7.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  8. 8.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the axle (d) the effort
  9. 9.⚖️ 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 2 (b) class 1 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  11. 11.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  12. 12.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  17. 17.⚖️ 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 2 (c) class 1
  18. 18.⚖️ 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 3 (c) class 2
  19. 19.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  23. 23.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  24. 24.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  26. 26.True or false: a nutcracker 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 10 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the pulley
  29. 29.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ Which class of lever is a nutcracker? (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 60 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  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 fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  35. 35.⚖️ 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 1 (c) class 2
  36. 36.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the load (d) the effort
  37. 37.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  38. 38.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  39. 39.⚖️ 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 2 (b) class 1 (c) class 3
  40. 40.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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