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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 493 · 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 seesaw is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.⚖️ 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
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  4. 4.⚖️ 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 3 (c) class 2
  5. 5.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) on the fulcrum (c) near the fulcrum (d) far from the fulcrum
  6. 6.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the effort (c) the fulcrum (d) the load
  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 1 (c) class 2
  8. 8.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  9. 9.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  10. 10.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  11. 11.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  13. 13.⚖️ 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 2 (b) class 1 (c) class 3
  14. 14.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  15. 15.⚖️ 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 3 (c) class 1
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  17. 17.⚖️ 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 1 (b) class 2 (c) class 3
  18. 18.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  19. 19.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  20. 20.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the pulley (d) the load
  21. 21.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  22. 22.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  24. 24.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  25. 25.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  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 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  28. 28.⚖️ What is the pivot point of a lever called? (a) the effort (b) the fulcrum (c) the load (d) the axle
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.⚖️ 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
  31. 31.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  35. 35.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  36. 36.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  39. 39.⚖️ 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 1 (b) class 3 (c) class 2
  40. 40.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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