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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 932 · 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: effort, fulcrum, load. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  2. 2.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the pulley (c) the effort (d) the fulcrum
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ 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 1 (c) class 3
  5. 5.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  6. 6.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  7. 7.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 1 (c) class 2
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  11. 11.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  12. 12.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  13. 13.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 2 (c) class 1
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  16. 16.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  18. 18.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1
  19. 19.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) False (b) True
  20. 20.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  22. 22.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  23. 23.⚖️ Which class of lever is a lemon squeezer? (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 20 cm and the load at 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  26. 26.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  27. 27.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  28. 28.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ Which class of lever is a fishing rod? (a) class 1 (b) class 2 (c) class 3
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  31. 31.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  32. 32.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  33. 33.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  34. 34.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) far from the fulcrum (c) on the fulcrum (d) near the fulcrum
  35. 35.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 80 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  37. 37.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  40. 40.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the fulcrum (d) the load

Answer key

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

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