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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 141 · 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.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  3. 3.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  4. 4.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  5. 5.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  8. 8.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  9. 9.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  11. 11.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the effort (c) the load (d) the axle
  12. 12.⚖️ 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 3 (c) class 2
  13. 13.True or false: a crowbar is a class 3 lever (effort in the middle). (a) True (b) False
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  15. 15.⚖️ 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
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  17. 17.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  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 wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  21. 21.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ 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
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 110 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  25. 25.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the load (d) the fulcrum
  26. 26.⚖️ Which class of lever is a crowbar? (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 2 (c) class 3
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  29. 29.⚖️ 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
  30. 30.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  31. 31.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  32. 32.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  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 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  35. 35.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) False (b) True
  36. 36.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the load (d) nothing
  38. 38.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  40. 40.⚖️ 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 3 (b) class 1 (c) class 2

Answer key

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

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