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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 684 · 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.⚙️ Most simple machines make work easier by letting us … (a) switch off gravity (b) use a smaller force (c) make new energy (d) stop all friction
  2. 2.Which of these is a lever? (a) a crane hook block (b) a knife edge (c) a door stopper (d) a nutcracker
  3. 3.⚙️ A screw is really … (a) a kind of wheel (b) a bent lever (c) a tiny pulley (d) a ramp wrapped round
  4. 4.Which of these is a wheel and axle? (a) a nutcracker (b) a steering wheel (c) a knife edge (d) a wood screw
  5. 5.⚙️ Which simple machine is a bottle opener? (a) wedge (b) wheel and axle (c) lever (d) inclined plane
  6. 6.⚙️ How many simple machines are there in the usual list? (a) 12 (b) 3 (c) 6 (d) 10
  7. 7.True or false: a knife edge is a pulley. (a) True (b) False
  8. 8.⚙️ Which simple machine is a flagpole rope wheel? (a) screw (b) wedge (c) pulley (d) inclined plane
  9. 9.⚙️ A wedge is … (a) two ramps back to back (b) a rope on a wheel (c) a bar on a pivot (d) a wheel on a rod
  10. 10.True or false: a water tap handle is a screw. (a) True (b) False
  11. 11.Which of these is an inclined plane? (a) a nut and bolt (b) the tip of a nail (c) a steering wheel (d) a road up a hill
  12. 12.True or false: a well winch handle is a screw. (a) True (b) False
  13. 13.⚙️ Which simple machine is the tip of a nail? (a) pulley (b) wheel and axle (c) screw (d) wedge
  14. 14.⚙️ Which simple machine is a wood screw? (a) inclined plane (b) wheel and axle (c) pulley (d) screw
  15. 15.🔍 Which is the odd one out? (a) a window blind cord (b) a chisel (c) a flagpole rope wheel (d) a well-bucket rope wheel
  16. 16.True or false: a seesaw is a screw. (a) True (b) False
  17. 17.Which of these is a wheel and axle? (a) a seesaw (b) a screw jack (c) a round doorknob (d) a claw hammer on a nail
  18. 18.True or false: a seesaw is a lever. (a) True (b) False
  19. 19.True or false: a truck loading ramp is an inclined plane. (a) False (b) True
  20. 20.🔍 Which is the odd one out? (a) a bottle cap (b) a jar lid (c) a window blind cord (d) a nut and bolt
  21. 21.True or false: a door stopper is a wedge. (a) True (b) False
  22. 22.🔍 Which is the odd one out? (a) a bottle cap (b) a jar lid (c) the tip of a nail (d) a wood screw
  23. 23.⚙️ Which simple machine is a road up a hill? (a) wedge (b) inclined plane (c) pulley (d) screw
  24. 24.Which of these is a wheel and axle? (a) a playground slide (b) a well-bucket rope wheel (c) a road up a hill (d) a well winch handle
  25. 25.⚙️ Which simple machine is a knife edge? (a) wheel and axle (b) pulley (c) screw (d) wedge
  26. 26.True or false: a nutcracker is a lever. (a) True (b) False
  27. 27.True or false: a water tap handle is a wheel and axle. (a) False (b) True
  28. 28.Which of these is a screw? (a) a seesaw (b) a screw jack (c) a knife edge (d) a crane hook block
  29. 29.True or false: a bottle opener is a pulley. (a) True (b) False
  30. 30.🔍 Which is the odd one out? (a) a bottle cap (b) a nut and bolt (c) a wood screw (d) a bottle opener
  31. 31.⚙️ Which simple machine is a jar lid? (a) pulley (b) screw (c) wedge (d) wheel and axle
  32. 32.⚙️ Which simple machine is a playground slide? (a) lever (b) wedge (c) inclined plane (d) wheel and axle
  33. 33.⚙️ Which simple machine is a nut and bolt? (a) screw (b) lever (c) inclined plane (d) wedge
  34. 34.⚙️ Which simple machine is a seesaw? (a) screw (b) inclined plane (c) wheel and axle (d) lever
  35. 35.True or false: the tip of a nail is a wedge. (a) False (b) True
  36. 36.🔍 Which is the odd one out? (a) a well winch handle (b) a crowbar (c) a steering wheel (d) a water tap handle
  37. 37.Which of these is an inclined plane? (a) a window blind cord (b) a playground slide (c) a steering wheel (d) a wood screw
  38. 38.Which of these is a lever? (a) a screw jack (b) an axe blade (c) a seesaw (d) a road up a hill
  39. 39.True or false: a knife edge is a wedge. (a) False (b) True
  40. 40.True or false: a claw hammer on a nail is a lever. (a) True (b) False

Answer key

  1. use a smaller force
  2. a nutcracker
  3. a ramp wrapped round
  4. a steering wheel
  5. lever
  6. 6
  7. False
  8. pulley
  9. two ramps back to back
  10. False
  11. a road up a hill
  12. False
  13. wedge
  14. screw
  15. a chisel
  16. False
  17. a round doorknob
  18. True
  19. True
  20. a window blind cord
  21. True
  22. the tip of a nail
  23. inclined plane
  24. a well winch handle
  25. wedge
  26. True
  27. True
  28. a screw jack
  29. False
  30. a bottle opener
  31. screw
  32. inclined plane
  33. screw
  34. lever
  35. True
  36. a crowbar
  37. a playground slide
  38. a seesaw
  39. True
  40. True

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