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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 722 · 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 pair of scissors? (a) class 3 (b) class 1 (c) class 2
  2. 2.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) nothing (d) the effort
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ 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 2 (b) class 1 (c) class 3
  7. 7.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  8. 8.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  11. 11.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the fulcrum (d) the effort
  13. 13.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  14. 14.⚖️ 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 2 (b) class 3 (c) class 1
  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.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  17. 17.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  18. 18.⚖️ 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 3 (c) class 1
  19. 19.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  20. 20.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  21. 21.⚖️ 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
  22. 22.⚖️ 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 1 (b) class 2 (c) class 3
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ 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 2 (c) class 1
  25. 25.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  26. 26.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ 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
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  31. 31.⚖️ 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 2 (b) class 3 (c) class 1
  32. 32.⚖️ 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 1 (b) class 3 (c) class 2
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  35. 35.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) near the fulcrum (c) far from the fulcrum (d) on the rock
  36. 36.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  39. 39.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the pulley (d) the fulcrum
  40. 40.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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