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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 427 · 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 1 (b) class 3 (c) class 2
  2. 2.True or false: a beam balance is a class 3 lever (effort in the middle). (a) True (b) False
  3. 3.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) nothing
  4. 4.⚖️ 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
  5. 5.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  6. 6.True or false: a pair of scissors is a class 2 lever (load in the middle). (a) True (b) False
  7. 7.⚖️ 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 1 (b) class 3 (c) class 2
  8. 8.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 2 (c) class 3
  9. 9.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 1 (c) class 2
  10. 10.True or false: a wheelbarrow is a class 3 lever (effort in the middle). (a) True (b) False
  11. 11.True or false: a bottle opener is a class 3 lever (effort 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) True (b) False
  13. 13.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  14. 14.True or false: a pair of kitchen tongs is a class 1 lever (fulcrum in the middle). (a) True (b) False
  15. 15.⚖️ 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
  16. 16.⚖️ 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
  17. 17.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  18. 18.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the load (d) the fulcrum
  19. 19.⚖️ 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 2 (b) class 1 (c) class 3
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 0 cm and the load at 40 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  21. 21.True or false: a crowbar is a class 3 lever (effort in the middle). (a) True (b) False
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  25. 25.⚖️ 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 3 (c) class 1
  26. 26.True or false: a pair of tweezers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  28. 28.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) False (b) True
  29. 29.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) False (b) True
  30. 30.⚖️ Which class of lever is a seesaw? (a) class 2 (b) class 1 (c) class 3
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 50 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  32. 32.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  35. 35.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the axle (d) the fulcrum
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 80 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
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 20 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  38. 38.⚖️ In a class 3 lever, what is in the middle? (a) the effort (b) the fulcrum (c) the pulley (d) the load
  39. 39.⚖️ Which class of lever is a beam balance? (a) class 1 (b) class 2 (c) class 3
  40. 40.True or false: a seesaw is a class 3 lever (effort in the middle). (a) True (b) False

Answer key

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

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