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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 219 · 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.⚖️ What is the pivot point of a lever called? (a) the load (b) the fulcrum (c) the axle (d) the effort
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the effort (c) the pulley (d) the fulcrum
  4. 4.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  5. 5.⚖️ Which class of lever is a beam balance? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ 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
  7. 7.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  8. 8.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  10. 10.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 1 (c) class 3
  11. 11.True or false: a nutcracker is a class 2 lever (load in the middle). (a) False (b) True
  12. 12.⚖️ 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 2 (c) class 3
  13. 13.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  14. 14.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  15. 15.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  16. 16.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 2 (c) class 1
  17. 17.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  18. 18.⚖️ Which class of lever is a lemon squeezer? (a) class 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 10 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
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  22. 22.⚖️ Which class of lever is a pair of scissors? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 90 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  24. 24.True or false: your forearm is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.True or false: your forearm 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 70 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  27. 27.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  28. 28.True or false: a nutcracker is a class 3 lever (effort in the middle). (a) False (b) True
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 90 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 70 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  33. 33.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) False (b) True
  34. 34.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) on the rock (c) on the fulcrum (d) far from the fulcrum
  35. 35.⚖️ 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 1 (b) class 2 (c) class 3
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  37. 37.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 3 (c) class 1
  38. 38.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  39. 39.⚖️ 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 3 (b) class 1 (c) class 2
  40. 40.⚖️ Which class of lever is a nutcracker? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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