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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 710 · 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 lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  2. 2.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the axle (d) the load
  3. 3.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  4. 4.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  5. 5.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  6. 6.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  7. 7.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  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 2 (b) class 1 (c) class 3
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  10. 10.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  11. 11.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) the fulcrum (c) nothing (d) the load
  12. 12.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  13. 13.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  14. 14.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  16. 16.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  17. 17.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  18. 18.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  19. 19.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  20. 20.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) near the fulcrum (d) on the fulcrum
  21. 21.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  23. 23.⚖️ 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 2 (c) class 3
  24. 24.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 0 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  27. 27.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  28. 28.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.True or false: your forearm is a class 3 lever (effort in the middle). (a) True (b) False
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  33. 33.⚖️ 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
  34. 34.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  36. 36.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  40. 40.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False

Answer key

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

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