← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 13 · 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.⚖️ Which class of lever is a broom when sweeping? (a) class 3 (b) class 2 (c) class 1
  2. 2.⚖️ Along a straight bar, measured from the left end, the effort is at 110 cm, the fulcrum at 30 cm and the load at 70 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  3. 3.⚖️ 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
  4. 4.True or false: a seesaw is a class 1 lever (fulcrum in the middle). (a) True (b) False
  5. 5.⚖️ To lift a heavy rock with a crowbar more easily, push … (a) near the fulcrum (b) far from the fulcrum (c) on the rock (d) on the fulcrum
  6. 6.True or false: a pair of kitchen tongs is a class 3 lever (effort in the middle). (a) True (b) False
  7. 7.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 1 (b) class 3 (c) class 2
  8. 8.True or false: a bottle opener is a class 1 lever (fulcrum in the middle). (a) True (b) False
  9. 9.True or false: a crowbar is a class 2 lever (load in the middle). (a) True (b) False
  10. 10.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 40 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  11. 11.⚖️ 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 3 (c) class 2
  12. 12.⚖️ Which class of lever is a crowbar? (a) class 2 (b) class 1 (c) class 3
  13. 13.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) False (b) True
  14. 14.True or false: a seesaw is a class 2 lever (load in the middle). (a) True (b) False
  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 1 (b) class 2 (c) class 3
  16. 16.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) False (b) True
  17. 17.True or false: a seesaw is a class 3 lever (effort in the middle). (a) False (b) True
  18. 18.⚖️ In a class 3 lever, what is in the middle? (a) the fulcrum (b) the pulley (c) the load (d) the effort
  19. 19.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) True (b) False
  20. 20.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) the effort (c) the fulcrum (d) nothing
  21. 21.⚖️ What is the pivot point of a lever called? (a) the load (b) the fulcrum (c) the effort (d) the axle
  22. 22.⚖️ Which class of lever is a lemon squeezer? (a) class 2 (b) class 3 (c) class 1
  23. 23.⚖️ Along a straight bar, measured from the left end, the effort is at 60 cm, the fulcrum at 30 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  24. 24.⚖️ 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 1 (b) class 3 (c) class 2
  25. 25.True or false: a fishing rod is a class 3 lever (effort in the middle). (a) True (b) False
  26. 26.⚖️ Along a straight bar, measured from the left end, the effort is at 50 cm, the fulcrum at 10 cm and the load at 80 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  27. 27.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) True (b) False
  28. 28.⚖️ Which class of lever is a pair of tweezers? (a) class 2 (b) class 1 (c) class 3
  29. 29.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 50 cm and the load at 60 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  30. 30.⚖️ Along a straight bar, measured from the left end, the effort is at 80 cm, the fulcrum at 60 cm and the load at 30 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  31. 31.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 10 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  32. 32.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 30 cm and the load at 0 cm. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  33. 33.True or false: a pair of tweezers is a class 2 lever (load in the middle). (a) False (b) True
  34. 34.⚖️ Along a straight bar, measured from the left end, the effort is at 70 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
  35. 35.⚖️ 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
  36. 36.⚖️ In a class 2 lever, what is in the middle? (a) the axle (b) the effort (c) the load (d) the fulcrum
  37. 37.⚖️ Which class of lever is a bottle opener? (a) class 3 (b) class 2 (c) class 1
  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 10 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  39. 39.True or false: a broom when sweeping is a class 1 lever (fulcrum in the middle). (a) False (b) True
  40. 40.⚖️ 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 3 (c) class 1

Answer key

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

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