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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 573 · 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.⚖️ 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 2 (c) class 3
  2. 2.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  3. 3.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  5. 5.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ What is the pivot point of a lever called? (a) the axle (b) the effort (c) the load (d) the fulcrum
  8. 8.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ 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 2 (b) class 1 (c) class 3
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 110 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  12. 12.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  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.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 80 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  16. 16.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  18. 18.⚖️ 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 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  20. 20.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  21. 21.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the pulley
  22. 22.⚖️ 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 1 (b) class 2 (c) class 3
  23. 23.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  24. 24.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  26. 26.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  28. 28.⚖️ Which class of lever is a pair of pliers? (a) class 2 (b) class 3 (c) class 1
  29. 29.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 3 (c) class 2
  30. 30.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  31. 31.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  32. 32.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  33. 33.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  35. 35.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) False (b) True
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  40. 40.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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