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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 436 · 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 60 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  4. 4.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  5. 5.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the effort (c) the fulcrum (d) the load
  6. 6.⚖️ 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 1 (b) class 3 (c) class 2
  7. 7.⚖️ 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
  8. 8.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  9. 9.True or false: a crowbar is a class 3 lever (effort in the middle). (a) False (b) True
  10. 10.⚖️ 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 1 (c) class 3
  11. 11.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  12. 12.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the axle
  14. 14.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  15. 15.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  16. 16.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  17. 17.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 1 (c) class 2
  18. 18.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  19. 19.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) near the fulcrum (c) on the rock (d) far from the fulcrum
  20. 20.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 70 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  22. 22.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  23. 23.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  24. 24.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  25. 25.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 2 (c) class 3
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  27. 27.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  28. 28.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  29. 29.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 80 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  33. 33.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  34. 34.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  35. 35.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  36. 36.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  40. 40.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False

Answer key

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

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