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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 905 · 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.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) on the fulcrum (c) on the rock (d) near the fulcrum
  2. 2.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  4. 4.⚖️ In a class 3 lever, what is in the middle? (a) the pulley (b) the effort (c) the load (d) the fulcrum
  5. 5.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 40 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  7. 7.⚖️ 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
  8. 8.⚖️ 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
  9. 9.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) True (b) False
  10. 10.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 3 (c) class 2
  11. 11.True or false: a lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 90 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  13. 13.True or false: a fishing rod is a class 2 lever (load in the middle). (a) True (b) False
  14. 14.⚖️ What is the pivot point of a lever called? (a) the effort (b) the axle (c) the load (d) the fulcrum
  15. 15.⚖️ In a class 1 lever, what is in the middle? (a) nothing (b) the load (c) the effort (d) the fulcrum
  16. 16.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the load (c) the axle (d) the fulcrum
  17. 17.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 3 (c) class 1
  18. 18.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 2 (c) class 3
  19. 19.True or false: a crowbar is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.⚖️ Going along a lever from one end to the other, the order is: fulcrum, effort, load. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 10 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  22. 22.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  23. 23.True or false: a pair of kitchen tongs is a class 2 lever (load in the middle). (a) True (b) False
  24. 24.True or false: a pair of scissors is a class 3 lever (effort in the middle). (a) False (b) True
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  26. 26.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.⚖️ 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
  28. 28.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  29. 29.⚖️ 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 3 (b) class 1 (c) class 2
  30. 30.⚖️ 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 1 (c) class 3
  31. 31.⚖️ 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 1 (c) class 3
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 60 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
  33. 33.True or false: your forearm is a class 1 lever (fulcrum in the middle). (a) True (b) False
  34. 34.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  35. 35.True or false: a crowbar is a class 2 lever (load in the middle). (a) False (b) True
  36. 36.⚖️ 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 3 (b) class 1 (c) class 2
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  38. 38.⚖️ Which class of lever is a wheelbarrow? (a) class 2 (b) class 3 (c) class 1
  39. 39.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  40. 40.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) True (b) False

Answer key

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

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