← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 820 · 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.

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

Answer key

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

Free engineering lessons, practice and worksheets at talentjr.in/engineering-for-kids