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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 389 · 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 fishing rod is a class 3 lever (effort in the middle). (a) False (b) True
  2. 2.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  3. 3.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  4. 4.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  5. 5.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 100 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  7. 7.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  8. 8.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) False (b) True
  9. 9.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  10. 10.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  11. 11.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  12. 12.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  13. 13.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  14. 14.⚖️ What is the pivot point of a lever called? (a) the load (b) the axle (c) the effort (d) the fulcrum
  15. 15.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) True (b) False
  16. 16.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  19. 19.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  21. 21.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 100 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  25. 25.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) False (b) True
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 90 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  27. 27.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the load (c) the effort (d) the fulcrum
  28. 28.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) False (b) True
  29. 29.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  33. 33.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  34. 34.⚖️ 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
  35. 35.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the fulcrum (d) the load
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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

Answer key

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

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