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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 625 · 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: load, effort, fulcrum. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 10 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  4. 4.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 80 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  5. 5.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  7. 7.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the effort (d) the fulcrum
  8. 8.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 100 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  10. 10.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the pulley
  11. 11.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  12. 12.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2
  13. 13.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the rock (d) on the fulcrum
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 100 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  15. 15.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 1 (c) class 2
  16. 16.⚖️ 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 3 (c) class 2
  17. 17.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  18. 18.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  19. 19.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the fulcrum (c) the effort (d) the load
  20. 20.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  21. 21.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  24. 24.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 1 (c) class 2
  25. 25.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  27. 27.⚖️ 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
  28. 28.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 3 (c) class 1
  29. 29.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  30. 30.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  31. 31.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  32. 32.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 2 (c) class 3
  33. 33.True or false: a bottle opener is a class 2 lever (load in the middle). (a) True (b) False
  34. 34.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) False (b) True
  35. 35.True or false: a beam balance is a class 2 lever (load in the middle). (a) True (b) False
  36. 36.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  37. 37.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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