← Types of levers lesson New set →

Types of Levers Worksheet

Engineering lesson 12: Types of levers · Set 170 · 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 lemon squeezer is a class 2 lever (load in the middle). (a) True (b) False
  2. 2.⚖️ 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 2 (b) class 3 (c) class 1
  3. 3.⚖️ Along a straight bar, measured from the left end, the effort is at 0 cm, the fulcrum at 20 cm and the load at 50 cm. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  4. 4.⚖️ In a class 1 lever, what is in the middle? (a) the load (b) nothing (c) the effort (d) the fulcrum
  5. 5.⚖️ What is the pivot point of a lever called? (a) the load (b) the effort (c) the fulcrum (d) the axle
  6. 6.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  7. 7.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 20 cm and the load at 70 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  8. 8.True or false: a wheelbarrow is a class 2 lever (load in the middle). (a) True (b) False
  9. 9.True or false: a crowbar is a class 1 lever (fulcrum in the middle). (a) False (b) True
  10. 10.⚖️ Which class of lever is a crowbar? (a) class 1 (b) class 2 (c) class 3
  11. 11.⚖️ In a class 2 lever, what is in the middle? (a) the load (b) the axle (c) the effort (d) the fulcrum
  12. 12.⚖️ Along a straight bar, measured from the left end, the effort is at 40 cm, the fulcrum at 0 cm and the load at 60 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  13. 13.True or false: a pair of scissors 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 70 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
  15. 15.⚖️ Along a straight bar, measured from the left end, the effort is at 10 cm, the fulcrum at 40 cm and the load at 50 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  16. 16.⚖️ In a class 3 lever, what is in the middle? (a) the load (b) the fulcrum (c) the pulley (d) the effort
  17. 17.True or false: a pair of pliers is a class 1 lever (fulcrum in the middle). (a) False (b) True
  18. 18.⚖️ Which class of lever is a nutcracker? (a) class 1 (b) class 3 (c) class 2
  19. 19.⚖️ Along a straight bar, measured from the left end, the effort is at 70 cm, the fulcrum at 30 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 3 (c) class 2
  20. 20.⚖️ Which class of lever is a beam balance? (a) class 3 (b) class 2 (c) class 1
  21. 21.⚖️ Which class of lever is a pair of kitchen tongs? (a) class 2 (b) class 1 (c) class 3
  22. 22.⚖️ Which class of lever is a seesaw? (a) class 3 (b) class 1 (c) class 2
  23. 23.⚖️ 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
  24. 24.True or false: a lemon squeezer is a class 3 lever (effort in the middle). (a) True (b) False
  25. 25.⚖️ Which class of lever is a fishing rod? (a) class 2 (b) class 3 (c) class 1
  26. 26.True or false: a nutcracker is a class 1 lever (fulcrum in the middle). (a) True (b) False
  27. 27.⚖️ Which class of lever is a wheelbarrow? (a) class 3 (b) class 1 (c) class 2
  28. 28.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 10 cm. Which class of lever is it? (a) class 1 (b) class 2 (c) class 3
  29. 29.⚖️ Going along a lever from one end to the other, the order is: fulcrum, load, effort. Which class of lever is it? (a) class 2 (b) class 3 (c) class 1
  30. 30.⚖️ Which class of lever is a bottle opener? (a) class 1 (b) class 2 (c) class 3
  31. 31.⚖️ Going along a lever from one end to the other, the order is: effort, fulcrum, load. Which class of lever is it? (a) class 3 (b) class 2 (c) class 1
  32. 32.True or false: a nutcracker is a class 2 lever (load in the middle). (a) True (b) False
  33. 33.⚖️ 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 1 (b) class 2 (c) class 3
  34. 34.True or false: a bottle opener is a class 3 lever (effort in the middle). (a) True (b) False
  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 1 (b) class 3 (c) class 2
  36. 36.⚖️ Along a straight bar, measured from the left end, the effort is at 20 cm, the fulcrum at 60 cm and the load at 90 cm. Which class of lever is it? (a) class 3 (b) class 1 (c) class 2
  37. 37.⚖️ Which class of lever is a pair of scissors? (a) class 3 (b) class 2 (c) class 1
  38. 38.True or false: a broom when sweeping is a class 3 lever (effort in the middle). (a) True (b) False
  39. 39.⚖️ Along a straight bar, measured from the left end, the effort is at 30 cm, the fulcrum at 40 cm and the load at 80 cm. Which class of lever is it? (a) class 2 (b) class 1 (c) class 3
  40. 40.True or false: a pair of pliers is a class 3 lever (effort in the middle). (a) False (b) True

Answer key

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

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