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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 261 · 40 questions
TalentJR

Engineer's tip (Spot the six): Lever: bar on a pivot · pulley: rope over a wheel · wheel and axle: big wheel on a rod. Inclined plane: a slope · wedge: two slopes back to back · screw: a slope wrapped round a rod. Look at how it works, not what it is called.

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  1. 1.🔍 Which is the odd one out? (a) a wheelchair ramp (b) a truck loading ramp (c) a playground slide (d) a round doorknob
  2. 2.Which of these is a wedge? (a) a steering wheel (b) a knife edge (c) a nutcracker (d) a playground slide
  3. 3.True or false: a round doorknob is a wheel and axle. (a) True (b) False
  4. 4.⚙️ A wedge is … (a) a bar on a pivot (b) a wheel on a rod (c) two ramps back to back (d) a rope on a wheel
  5. 5.⚙️ How many simple machines are there in the usual list? (a) 10 (b) 3 (c) 12 (d) 6
  6. 6.⚙️ Which simple machine is a bottle opener? (a) wheel and axle (b) screw (c) lever (d) pulley
  7. 7.⚙️ Which simple machine is a wood screw? (a) pulley (b) wheel and axle (c) screw (d) lever
  8. 8.⚙️ Which simple machine is a flagpole rope wheel? (a) screw (b) inclined plane (c) lever (d) pulley
  9. 9.True or false: a water tap handle is a wheel and axle. (a) False (b) True
  10. 10.Which of these is a screw? (a) a knife edge (b) a water tap handle (c) a screw jack (d) a seesaw
  11. 11.True or false: a seesaw is a lever. (a) True (b) False
  12. 12.⚙️ A screw is really … (a) a ramp wrapped round (b) a bent lever (c) a kind of wheel (d) a tiny pulley
  13. 13.Which of these is a lever? (a) a chisel (b) a window blind cord (c) a round doorknob (d) a crowbar
  14. 14.⚙️ Which simple machine is a claw hammer on a nail? (a) lever (b) wedge (c) pulley (d) wheel and axle
  15. 15.True or false: an axe blade is a wedge. (a) False (b) True
  16. 16.Which of these is a wheel and axle? (a) a nutcracker (b) a water tap handle (c) a window blind cord (d) a claw hammer on a nail
  17. 17.True or false: a claw hammer on a nail is a screw. (a) True (b) False
  18. 18.True or false: a nutcracker is a lever. (a) False (b) True
  19. 19.⚙️ Which simple machine is a nut and bolt? (a) inclined plane (b) pulley (c) screw (d) wedge
  20. 20.⚙️ Which simple machine is a truck loading ramp? (a) pulley (b) screw (c) inclined plane (d) wedge
  21. 21.🔍 Which is the odd one out? (a) a seesaw (b) a nutcracker (c) a crowbar (d) a playground slide
  22. 22.🔍 Which is the odd one out? (a) a bottle opener (b) a crane hook block (c) a well-bucket rope wheel (d) a flagpole rope wheel
  23. 23.True or false: a flagpole rope wheel is a pulley. (a) True (b) False
  24. 24.🔍 Which is the odd one out? (a) an axe blade (b) a water tap handle (c) a chisel (d) a knife edge
  25. 25.⚙️ Which simple machine is a nutcracker? (a) wedge (b) lever (c) pulley (d) wheel and axle
  26. 26.🔍 Which is the odd one out? (a) a playground slide (b) a wheelchair ramp (c) a truck loading ramp (d) a crowbar
  27. 27.True or false: a door stopper is an inclined plane. (a) False (b) True
  28. 28.⚙️ Which simple machine is a screw jack? (a) lever (b) inclined plane (c) screw (d) wheel and axle
  29. 29.⚙️ Most simple machines make work easier by letting us … (a) make new energy (b) switch off gravity (c) use a smaller force (d) stop all friction
  30. 30.Which of these is an inclined plane? (a) a wheelchair ramp (b) a bottle opener (c) a bottle cap (d) a water tap handle
  31. 31.True or false: a nutcracker is a wedge. (a) True (b) False
  32. 32.Which of these is a pulley? (a) a claw hammer on a nail (b) a playground slide (c) a seesaw (d) a flagpole rope wheel
  33. 33.⚙️ Which simple machine is a well-bucket rope wheel? (a) inclined plane (b) pulley (c) lever (d) wedge
  34. 34.Which of these is a pulley? (a) a wheelchair ramp (b) a round doorknob (c) a jar lid (d) a crane hook block
  35. 35.⚙️ Which simple machine is a crowbar? (a) pulley (b) wheel and axle (c) lever (d) inclined plane
  36. 36.⚙️ Which simple machine is a knife edge? (a) wheel and axle (b) wedge (c) screw (d) inclined plane
  37. 37.Which of these is a lever? (a) a nut and bolt (b) a claw hammer on a nail (c) a knife edge (d) a road up a hill
  38. 38.True or false: a door stopper is a wedge. (a) False (b) True
  39. 39.True or false: the tip of a nail is a wedge. (a) False (b) True
  40. 40.True or false: a well-bucket rope wheel is a wheel and axle. (a) False (b) True

Answer key

  1. a round doorknob
  2. a knife edge
  3. True
  4. two ramps back to back
  5. 6
  6. lever
  7. screw
  8. pulley
  9. True
  10. a screw jack
  11. True
  12. a ramp wrapped round
  13. a crowbar
  14. lever
  15. True
  16. a water tap handle
  17. False
  18. True
  19. screw
  20. inclined plane
  21. a playground slide
  22. a bottle opener
  23. True
  24. a water tap handle
  25. lever
  26. a crowbar
  27. False
  28. screw
  29. use a smaller force
  30. a wheelchair ramp
  31. False
  32. a flagpole rope wheel
  33. pulley
  34. a crane hook block
  35. lever
  36. wedge
  37. a claw hammer on a nail
  38. True
  39. True
  40. False

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