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Types of Levers Worksheet

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

Answer key

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

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