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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 940 · 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 broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  3. 3.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  5. 5.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  6. 6.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  7. 7.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the load (d) the fulcrum
  9. 9.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  10. 10.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  15. 15.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 110 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  19. 19.⚖️ What is the pivot point of a lever called? (a) the effort (b) the load (c) the axle (d) the fulcrum
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Which class of lever is a nutcracker? (a) class 3 (b) class 1 (c) class 2
  24. 24.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.True or false: a fishing rod is a class 2 lever (load in the middle). (a) False (b) True
  26. 26.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  27. 27.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 3 (b) class 2 (c) class 1
  28. 28.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  29. 29.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 90 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  32. 32.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  33. 33.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the pulley (c) the load (d) the fulcrum
  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 1 (b) class 2 (c) class 3
  35. 35.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  36. 36.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  40. 40.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 2 (c) class 1

Answer key

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

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