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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 69 · 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 axle (b) the fulcrum (c) the effort (d) the load
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  3. 3.⚖️ Which class of lever is a broom when sweeping? (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 3 (b) class 1 (c) class 2
  5. 5.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 3 (c) class 2
  6. 6.⚖️ Which class of lever is a lemon squeezer? (a) class 3 (b) class 2 (c) class 1
  7. 7.True or false: a beam balance is a class 1 lever (fulcrum in the middle). (a) False (b) True
  8. 8.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  9. 9.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  10. 10.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 1 (c) class 2
  11. 11.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  12. 12.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 2 (c) class 3
  13. 13.True or false: a pair of tweezers is a class 3 lever (effort in the middle). (a) True (b) False
  14. 14.⚖️ Which class of lever is a pair of tweezers? (a) class 3 (b) class 1 (c) class 2
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 100 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
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 90 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
  17. 17.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 3 (c) class 2
  18. 18.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  19. 19.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) True (b) False
  20. 20.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 3 (c) class 2
  21. 21.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the effort (c) the fulcrum (d) the load
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  23. 23.True or false: a bottle opener 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 0 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  25. 25.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) False (b) True
  26. 26.⚖️ 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 1 (c) class 2
  27. 27.⚖️ Along a straight bar, measured from the left end, the effort is at 0 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
  28. 28.⚖️ 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 3 (c) class 2
  29. 29.⚖️ Going along a lever from one end to the other, the order is: load, fulcrum, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  30. 30.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  31. 31.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  34. 34.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) on the fulcrum (c) far from the fulcrum (d) near the fulcrum
  35. 35.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  36. 36.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  37. 37.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) True (b) False
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 20 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 0 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  40. 40.True or false: a fishing rod is a class 2 lever (load in the middle). (a) False (b) True

Answer key

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

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