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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 168 · 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 lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) on the fulcrum (c) on the rock (d) near the fulcrum
  3. 3.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the fulcrum (d) the load
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ 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
  7. 7.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  8. 8.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the axle
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  10. 10.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 2 (c) class 3
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  12. 12.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  13. 13.⚖️ 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 3 (c) class 2
  14. 14.⚖️ 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
  15. 15.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  17. 17.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  18. 18.⚖️ 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
  19. 19.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  20. 20.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  21. 21.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  24. 24.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  25. 25.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False
  26. 26.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  27. 27.⚖️ 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 2 (c) class 3
  28. 28.⚖️ What is the pivot point of a lever called? (a) the axle (b) the fulcrum (c) the load (d) the effort
  29. 29.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  31. 31.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) False (b) True
  32. 32.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  34. 34.⚖️ 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
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  36. 36.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  40. 40.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2

Answer key

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

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