← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 761 · 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.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) True (b) False
  2. 2.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  3. 3.⚖️ Which class of lever is a pair of scissors? (a) class 1 (b) class 3 (c) class 2
  4. 4.⚖️ 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
  5. 5.True or false: a pair of pliers is a class 2 lever (load in the middle). (a) True (b) False
  6. 6.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 80 cm and the load at 20 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  8. 8.⚖️ Which class of lever is a pair of pliers? (a) class 3 (b) class 2 (c) class 1
  9. 9.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) the pulley
  10. 10.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) True (b) False
  11. 11.⚖️ 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
  12. 12.True or false: a bottle opener is a class 2 lever (load in the middle). (a) False (b) True
  13. 13.True or false: a lemon squeezer is a class 1 lever (fulcrum in the middle). (a) True (b) False
  14. 14.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  15. 15.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  16. 16.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  17. 17.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 40 cm and the load at 10 cm. 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 80 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  19. 19.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) far from the fulcrum (b) near the fulcrum (c) on the rock (d) on the fulcrum
  20. 20.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 20 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  21. 21.⚖️ In a class 1 lever, what is in the middle? (a) the fulcrum (b) the load (c) the effort (d) nothing
  22. 22.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 70 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  23. 23.⚖️ 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 1 (b) class 3 (c) class 2
  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 40 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  25. 25.⚖️ In a class 2 lever, what is in the middle? (a) the effort (b) the axle (c) the load (d) the fulcrum
  26. 26.True or false: a fishing rod is a class 1 lever (fulcrum in the middle). (a) False (b) True
  27. 27.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 2 (c) class 1
  28. 28.⚖️ 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 3 (c) class 1
  29. 29.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) False (b) True
  30. 30.⚖️ Which class of lever is a fishing rod? (a) class 3 (b) class 2 (c) class 1
  31. 31.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 90 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  33. 33.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 60 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  34. 34.True or false: a broom when sweeping is a class 2 lever (load in the middle). (a) True (b) False
  35. 35.True or false: a pair of scissors is a class 1 lever (fulcrum in the middle). (a) False (b) True
  36. 36.⚖️ 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 1 (b) class 3 (c) class 2
  37. 37.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) False (b) True
  38. 38.⚖️ 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
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 90 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 3 (c) class 1

Answer key

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

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