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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 147 · 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 70 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  2. 2.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  3. 3.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  4. 4.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the pulley (c) the load (d) the effort
  5. 5.⚖️ 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
  6. 6.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 3 (c) class 2
  7. 7.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ 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
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  11. 11.⚖️ 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
  12. 12.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 1 (c) class 3
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  14. 14.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  15. 15.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  16. 16.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  17. 17.⚖️ 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
  18. 18.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  19. 19.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  21. 21.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  22. 22.True or false: a seesaw 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) near the fulcrum (b) on the fulcrum (c) on the rock (d) far from the fulcrum
  24. 24.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 2 (c) class 3
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (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 10 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  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 1 (b) class 2 (c) class 3
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 60 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  29. 29.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  30. 30.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  31. 31.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  32. 32.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  33. 33.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  36. 36.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) nothing (d) the load
  37. 37.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  38. 38.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  39. 39.⚖️ 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
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 80 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3

Answer key

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

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