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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 666 · 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 20 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  3. 3.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. 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 70 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  5. 5.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the fulcrum (c) the load (d) the effort
  6. 6.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  8. 8.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  10. 10.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the load (c) the axle (d) the effort
  11. 11.⚖️ 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
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  13. 13.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  14. 14.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 1 (c) class 3
  15. 15.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  17. 17.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  18. 18.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  19. 19.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ 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
  22. 22.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  23. 23.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the fulcrum (b) on the rock (c) far from the fulcrum (d) near the fulcrum
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  26. 26.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  27. 27.⚖️ 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 2 (b) class 3 (c) class 1
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  29. 29.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  30. 30.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  32. 32.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the load (d) the effort
  33. 33.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  34. 34.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  35. 35.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  36. 36.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  38. 38.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 2 (c) class 1
  40. 40.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) nothing (c) the load (d) the fulcrum

Answer key

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

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