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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 75 · 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.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 3 (c) class 2
  2. 2.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the fulcrum (d) on the rock
  3. 3.True or false: a crowbar is a class 1 lever (fulcrum 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.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  7. 7.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  8. 8.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  10. 10.⚖️ Which class of lever is your forearm? (a) class 1 (b) class 2 (c) class 3
  11. 11.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  12. 12.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 2 (c) class 3
  13. 13.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 90 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  17. 17.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  18. 18.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  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.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  21. 21.⚖️ 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
  22. 22.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the load (c) the fulcrum (d) the effort
  26. 26.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  28. 28.⚖️ 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
  29. 29.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  30. 30.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ 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
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 90 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 10 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ 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 2 (c) class 3
  37. 37.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 50 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 60 cm, the fulcrum at 30 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 1 lever (fulcrum in the middle). (a) True (b) False

Answer key

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

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