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Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 195 · 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.⚖️ What is the pivot point of a lever called? (a) the axle (b) the load (c) the effort (d) the fulcrum
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  3. 3.⚖️ 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 3 (b) class 1 (c) class 2
  4. 4.⚖️ 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 2 (c) class 3
  5. 5.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  6. 6.⚖️ Going along a lever from one end to the other, the order is: effort, load, fulcrum. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  7. 7.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 3 (c) class 1
  8. 8.True or false: a lemon squeezer 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 70 cm, the fulcrum at 30 cm and the load at 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  10. 10.⚖️ In a class 2 lever, what is in the middle? (a) the fulcrum (b) the load (c) the axle (d) the effort
  11. 11.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 30 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  12. 12.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the pulley (d) the effort
  13. 13.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 80 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  14. 14.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  15. 15.⚖️ 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
  16. 16.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  17. 17.⚖️ 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 3 (b) class 2 (c) class 1
  18. 18.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 100 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  19. 19.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  20. 20.⚖️ 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
  21. 21.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 10 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ 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
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 20 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 1 (c) class 2
  25. 25.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 20 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  26. 26.⚖️ Which class of lever is your forearm? (a) class 2 (b) class 3 (c) class 1
  27. 27.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) False (b) True
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  29. 29.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  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 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  31. 31.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 3 (c) class 1
  32. 32.⚖️ Which class of lever is a wheelbarrow? (a) class 1 (b) class 2 (c) class 3
  33. 33.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) False (b) True
  34. 34.True or false: a wheelbarrow 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 40 cm, the fulcrum at 10 cm and the load at 0 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  36. 36.⚖️ Which class of lever is a bottle opener? (a) class 2 (b) class 3 (c) class 1
  37. 37.True or false: your forearm is a class 2 lever (load in the middle). (a) False (b) True
  38. 38.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  39. 39.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  40. 40.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) on the rock (b) near the fulcrum (c) on the fulcrum (d) far from the fulcrum

Answer key

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

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