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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 937 · 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) on the fulcrum (b) on the rock (c) far from the fulcrum (d) near the fulcrum
  2. 2.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the effort (c) the pulley (d) the load
  3. 3.⚖️ Which class of lever is a broom when sweeping? (a) class 2 (b) class 1 (c) class 3
  4. 4.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the axle (c) the fulcrum (d) the effort
  5. 5.⚖️ Which class of lever is a crowbar? (a) class 3 (b) class 1 (c) class 2
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 20 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
  7. 7.⚖️ Which class of lever is a pair of pliers? (a) class 1 (b) class 3 (c) class 2
  8. 8.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  9. 9.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  10. 10.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  11. 11.⚖️ What is the pivot point of a lever called? (a) the fulcrum (b) the axle (c) the effort (d) the load
  12. 12.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  13. 13.⚖️ In a class 1 lever, what is in the middle? (a) the effort (b) nothing (c) the fulcrum (d) the load
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 30 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
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  16. 16.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  17. 17.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  18. 18.⚖️ Which class of lever is a seesaw? (a) class 1 (b) class 2 (c) class 3
  19. 19.⚖️ 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
  20. 20.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 20 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 40 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
  23. 23.⚖️ Which class of lever is a pair of tweezers? (a) class 1 (b) class 2 (c) class 3
  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 20 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  25. 25.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  27. 27.⚖️ 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 2 (c) class 3
  28. 28.True or false: a fishing rod 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 20 cm, the fulcrum at 0 cm and the load at 40 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 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
  31. 31.⚖️ 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 2 (c) class 1
  32. 32.⚖️ Going along a lever from one end to the other, the order is: load, effort, fulcrum. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  33. 33.True or false: a wheelbarrow is a class 1 lever (fulcrum in the middle). (a) True (b) False
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  35. 35.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  36. 36.True or false: your forearm is a class 2 lever (load in the middle). (a) True (b) False
  37. 37.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  38. 38.⚖️ 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
  39. 39.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  40. 40.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True

Answer key

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

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