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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 780 · 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.⚙️ A wedge is … (a) a rope on a wheel (b) a wheel on a rod (c) a bar on a pivot (d) two ramps back to back
  2. 2.Which of these is a wheel and axle? (a) a chisel (b) a bottle cap (c) a flagpole rope wheel (d) a water tap handle
  3. 3.⚙️ How many simple machines are there in the usual list? (a) 6 (b) 3 (c) 12 (d) 10
  4. 4.⚙️ Most simple machines make work easier by letting us … (a) stop all friction (b) make new energy (c) switch off gravity (d) use a smaller force
  5. 5.🔍 Which is the odd one out? (a) a wood screw (b) a screw jack (c) a jar lid (d) a seesaw
  6. 6.True or false: a round doorknob is an inclined plane. (a) True (b) False
  7. 7.⚙️ Which simple machine is a well winch handle? (a) screw (b) wedge (c) lever (d) wheel and axle
  8. 8.True or false: a jar lid is a lever. (a) False (b) True
  9. 9.True or false: a bottle cap is a screw. (a) False (b) True
  10. 10.⚙️ Which simple machine is a nut and bolt? (a) wheel and axle (b) pulley (c) screw (d) wedge
  11. 11.Which of these is an inclined plane? (a) a well-bucket rope wheel (b) a bottle opener (c) a wheelchair ramp (d) a seesaw
  12. 12.True or false: a well-bucket rope wheel is a screw. (a) False (b) True
  13. 13.True or false: a bottle cap is a pulley. (a) False (b) True
  14. 14.Which of these is a wedge? (a) a nutcracker (b) a wheelchair ramp (c) a knife edge (d) a window blind cord
  15. 15.True or false: a wheelchair ramp is an inclined plane. (a) True (b) False
  16. 16.True or false: a knife edge is a wedge. (a) False (b) True
  17. 17.⚙️ Which simple machine is a flagpole rope wheel? (a) inclined plane (b) screw (c) pulley (d) lever
  18. 18.⚙️ Which simple machine is a crowbar? (a) wheel and axle (b) pulley (c) wedge (d) lever
  19. 19.🔍 Which is the odd one out? (a) a crowbar (b) a seesaw (c) a nutcracker (d) a nut and bolt
  20. 20.⚙️ Which simple machine is a playground slide? (a) lever (b) inclined plane (c) wheel and axle (d) screw
  21. 21.Which of these is a wheel and axle? (a) a door stopper (b) a wood screw (c) a nutcracker (d) a round doorknob
  22. 22.True or false: a chisel is a wedge. (a) True (b) False
  23. 23.True or false: a knife edge is a screw. (a) True (b) False
  24. 24.🔍 Which is the odd one out? (a) a flagpole rope wheel (b) a well-bucket rope wheel (c) a crane hook block (d) the tip of a nail
  25. 25.True or false: a door stopper is a wedge. (a) False (b) True
  26. 26.⚙️ Which simple machine is a bottle opener? (a) wedge (b) pulley (c) wheel and axle (d) lever
  27. 27.⚙️ Which simple machine is a claw hammer on a nail? (a) inclined plane (b) screw (c) wheel and axle (d) lever
  28. 28.True or false: a well winch handle is a wheel and axle. (a) False (b) True
  29. 29.Which of these is a pulley? (a) a knife edge (b) a nutcracker (c) a window blind cord (d) a steering wheel
  30. 30.True or false: a well-bucket rope wheel is an inclined plane. (a) True (b) False
  31. 31.True or false: a bottle opener is a screw. (a) True (b) False
  32. 32.🔍 Which is the odd one out? (a) a flagpole rope wheel (b) a well-bucket rope wheel (c) a window blind cord (d) a road up a hill
  33. 33.⚙️ Which simple machine is a truck loading ramp? (a) lever (b) screw (c) inclined plane (d) pulley
  34. 34.⚙️ Which simple machine is a crane hook block? (a) wheel and axle (b) wedge (c) pulley (d) lever
  35. 35.⚙️ Which simple machine is a round doorknob? (a) inclined plane (b) lever (c) screw (d) wheel and axle
  36. 36.⚙️ Which simple machine is a screw jack? (a) screw (b) pulley (c) wedge (d) lever
  37. 37.True or false: a flagpole rope wheel is a wedge. (a) True (b) False
  38. 38.True or false: a screw jack is a lever. (a) True (b) False
  39. 39.⚙️ A screw is really … (a) a tiny pulley (b) a kind of wheel (c) a ramp wrapped round (d) a bent lever
  40. 40.Which of these is a wedge? (a) a nut and bolt (b) a wood screw (c) a round doorknob (d) a door stopper

Answer key

  1. two ramps back to back
  2. a water tap handle
  3. 6
  4. use a smaller force
  5. a seesaw
  6. False
  7. wheel and axle
  8. False
  9. True
  10. screw
  11. a wheelchair ramp
  12. False
  13. False
  14. a knife edge
  15. True
  16. True
  17. pulley
  18. lever
  19. a nut and bolt
  20. inclined plane
  21. a round doorknob
  22. True
  23. False
  24. the tip of a nail
  25. True
  26. lever
  27. lever
  28. True
  29. a window blind cord
  30. False
  31. False
  32. a road up a hill
  33. inclined plane
  34. pulley
  35. wheel and axle
  36. screw
  37. False
  38. False
  39. a ramp wrapped round
  40. a door stopper

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