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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 990 · 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 crowbar? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  3. 3.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the load (d) the fulcrum
  4. 4.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  5. 5.⚖️ 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 2 (c) class 1
  6. 6.⚖️ 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 2 (b) class 3 (c) class 1
  7. 7.⚖️ 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 3 (b) class 2 (c) class 1
  8. 8.⚖️ 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
  9. 9.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the fulcrum (d) the load
  10. 10.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  11. 11.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) False (b) True
  12. 12.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  13. 13.⚖️ 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
  14. 14.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  16. 16.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) the pulley
  17. 17.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  19. 19.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 1 (c) class 2
  20. 20.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ 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 3 (c) class 2
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  23. 23.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  24. 24.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 1 (c) class 3
  26. 26.⚖️ 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
  27. 27.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  28. 28.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) nothing
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  31. 31.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  32. 32.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  35. 35.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True
  36. 36.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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