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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 414 · 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 of these is an inclined plane? (a) a window blind cord (b) a door stopper (c) a crane hook block (d) a wheelchair ramp
  2. 2.⚙️ Which simple machine is a nutcracker? (a) inclined plane (b) wheel and axle (c) screw (d) lever
  3. 3.True or false: a well-bucket rope wheel is a wedge. (a) True (b) False
  4. 4.⚙️ Most simple machines make work easier by letting us … (a) make new energy (b) switch off gravity (c) stop all friction (d) use a smaller force
  5. 5.⚙️ How many simple machines are there in the usual list? (a) 3 (b) 6 (c) 12 (d) 10
  6. 6.⚙️ Which simple machine is a bottle cap? (a) pulley (b) wedge (c) screw (d) wheel and axle
  7. 7.⚙️ Which simple machine is an axe blade? (a) pulley (b) inclined plane (c) wedge (d) wheel and axle
  8. 8.True or false: the tip of a nail is a screw. (a) True (b) False
  9. 9.⚙️ Which simple machine is a crowbar? (a) lever (b) screw (c) wedge (d) pulley
  10. 10.Which of these is a wheel and axle? (a) a door stopper (b) a nutcracker (c) a water tap handle (d) a wood screw
  11. 11.⚙️ A screw is really … (a) a bent lever (b) a kind of wheel (c) a tiny pulley (d) a ramp wrapped round
  12. 12.⚙️ 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
  13. 13.True or false: a seesaw is a wheel and axle. (a) True (b) False
  14. 14.Which of these is a lever? (a) a nutcracker (b) a flagpole rope wheel (c) the tip of a nail (d) an axe blade
  15. 15.🔍 Which is the odd one out? (a) a claw hammer on a nail (b) a screw jack (c) a bottle cap (d) a nut and bolt
  16. 16.Which of these is a lever? (a) a nut and bolt (b) a well-bucket rope wheel (c) a claw hammer on a nail (d) a round doorknob
  17. 17.True or false: a wood screw is a lever. (a) False (b) True
  18. 18.Which of these is a screw? (a) a door stopper (b) a chisel (c) a playground slide (d) a jar lid
  19. 19.True or false: a road up a hill is an inclined plane. (a) True (b) False
  20. 20.🔍 Which is the odd one out? (a) a jar lid (b) a wood screw (c) a screw jack (d) a crane hook block
  21. 21.🔍 Which is the odd one out? (a) a truck loading ramp (b) a wheelchair ramp (c) a playground slide (d) a round doorknob
  22. 22.🔍 Which is the odd one out? (a) the tip of a nail (b) a door stopper (c) a jar lid (d) an axe blade
  23. 23.True or false: a wood screw is a wedge. (a) False (b) True
  24. 24.⚙️ Which simple machine is a claw hammer on a nail? (a) pulley (b) wheel and axle (c) screw (d) lever
  25. 25.⚙️ Which simple machine is a window blind cord? (a) inclined plane (b) wheel and axle (c) pulley (d) wedge
  26. 26.🔍 Which is the odd one out? (a) a nut and bolt (b) a jar lid (c) a wood screw (d) a nutcracker
  27. 27.🔍 Which is the odd one out? (a) a road up a hill (b) a wheelchair ramp (c) a truck loading ramp (d) a window blind cord
  28. 28.⚙️ Which simple machine is a door stopper? (a) wheel and axle (b) wedge (c) lever (d) pulley
  29. 29.True or false: a knife edge is a wedge. (a) True (b) False
  30. 30.⚙️ Which simple machine is a water tap handle? (a) screw (b) wheel and axle (c) pulley (d) wedge
  31. 31.Which of these is a wedge? (a) a knife edge (b) a well winch handle (c) a steering wheel (d) a crowbar
  32. 32.⚙️ Which simple machine is a knife edge? (a) screw (b) pulley (c) lever (d) wedge
  33. 33.True or false: a crowbar is a lever. (a) True (b) False
  34. 34.🔍 Which is the odd one out? (a) a nutcracker (b) a bottle opener (c) a crowbar (d) a well-bucket rope wheel
  35. 35.True or false: a playground slide is a wheel and axle. (a) True (b) False
  36. 36.⚙️ Which simple machine is a well-bucket rope wheel? (a) pulley (b) lever (c) wedge (d) screw
  37. 37.🔍 Which is the odd one out? (a) a well winch handle (b) a seesaw (c) a claw hammer on a nail (d) a crowbar
  38. 38.⚙️ Which simple machine is the tip of a nail? (a) wheel and axle (b) wedge (c) lever (d) inclined plane
  39. 39.🔍 Which is the odd one out? (a) a jar lid (b) a screw jack (c) a wheelchair ramp (d) a bottle cap
  40. 40.⚙️ Which simple machine is a road up a hill? (a) lever (b) inclined plane (c) pulley (d) screw

Answer key

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

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