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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 985 · 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.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the axle (c) the load (d) the effort
  2. 2.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  3. 3.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  4. 4.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  5. 5.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  6. 6.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 2 (c) class 1
  8. 8.⚖️ Which class of lever is a broom when sweeping? (a) class 1 (b) class 3 (c) class 2
  9. 9.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 50 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  11. 11.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  12. 12.True or false: a beam balance is a class 2 lever (load in the middle). (a) False (b) True
  13. 13.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  14. 14.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the pulley (c) the fulcrum (d) the load
  15. 15.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the fulcrum (d) the axle
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 50 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
  18. 18.⚖️ 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 1 (c) class 2
  19. 19.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the rock (d) on the fulcrum
  20. 20.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  21. 21.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  22. 22.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  23. 23.True or false: a seesaw is a class 2 lever (load in the middle). (a) False (b) True
  24. 24.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 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 pair of scissors? (a) class 3 (b) class 2 (c) class 1
  26. 26.⚖️ 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 1 (b) class 3 (c) class 2
  27. 27.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ 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
  29. 29.⚖️ 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 2 (c) class 3
  30. 30.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 3 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  34. 34.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 50 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  36. 36.⚖️ 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
  37. 37.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  38. 38.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  40. 40.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3

Answer key

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

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