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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 275 · 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.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  2. 2.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the fulcrum (c) nothing (d) the effort
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  6. 6.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  7. 7.⚖️ What is the pivot point of a lever called? (a) the load (b) the fulcrum (c) the axle (d) the effort
  8. 8.⚖️ 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
  9. 9.⚖️ 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 2 (b) class 3 (c) class 1
  10. 10.⚖️ 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
  11. 11.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 1 (c) class 3
  13. 13.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the load (c) the fulcrum (d) the effort
  14. 14.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the fulcrum (c) far from the fulcrum (d) on the rock
  15. 15.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 1 (c) class 3
  16. 16.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  18. 18.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  20. 20.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the load (d) the pulley
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  24. 24.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  25. 25.True or false: a beam balance is a class 3 lever (effort in the middle). (a) False (b) True
  26. 26.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) False (b) True
  27. 27.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 1 (c) class 3
  28. 28.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  30. 30.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  31. 31.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) False (b) True
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 90 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 2 lever (load in the middle). (a) False (b) True
  34. 34.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 80 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  37. 37.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  38. 38.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 100 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  40. 40.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False

Answer key

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

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