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Simple Machines Worksheet

Engineering lesson 11: The six simple machines · Set 733 · 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 bottle opener (b) a claw hammer on a nail (c) a crowbar (d) a flagpole rope wheel
  2. 2.⚙️ Most simple machines make work easier by letting us … (a) stop all friction (b) switch off gravity (c) make new energy (d) use a smaller force
  3. 3.🔍 Which is the odd one out? (a) a wheelchair ramp (b) a jar lid (c) a playground slide (d) a road up a hill
  4. 4.⚙️ Which simple machine is a crane hook block? (a) wedge (b) wheel and axle (c) pulley (d) lever
  5. 5.🔍 Which is the odd one out? (a) the tip of a nail (b) a door stopper (c) a truck loading ramp (d) an axe blade
  6. 6.⚙️ Which simple machine is a crowbar? (a) pulley (b) screw (c) lever (d) inclined plane
  7. 7.⚙️ 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
  8. 8.⚙️ A screw is really … (a) a ramp wrapped round (b) a tiny pulley (c) a kind of wheel (d) a bent lever
  9. 9.Which of these is a screw? (a) a screw jack (b) a crowbar (c) a wheelchair ramp (d) a knife edge
  10. 10.Which of these is a screw? (a) a bottle opener (b) a window blind cord (c) a well-bucket rope wheel (d) a bottle cap
  11. 11.⚙️ Which simple machine is a nutcracker? (a) screw (b) lever (c) wedge (d) wheel and axle
  12. 12.True or false: a round doorknob is a wheel and axle. (a) True (b) False
  13. 13.⚙️ Which simple machine is a playground slide? (a) inclined plane (b) screw (c) wedge (d) lever
  14. 14.🔍 Which is the odd one out? (a) a crowbar (b) a bottle opener (c) a playground slide (d) a claw hammer on a nail
  15. 15.True or false: a seesaw is an inclined plane. (a) True (b) False
  16. 16.True or false: a chisel is a wedge. (a) False (b) True
  17. 17.⚙️ Which simple machine is a screw jack? (a) screw (b) lever (c) wedge (d) pulley
  18. 18.🔍 Which is the odd one out? (a) a water tap handle (b) a bottle opener (c) a well winch handle (d) a steering wheel
  19. 19.True or false: a bottle cap is a screw. (a) False (b) True
  20. 20.Which of these is a pulley? (a) a water tap handle (b) a window blind cord (c) a well winch handle (d) a round doorknob
  21. 21.Which of these is a wedge? (a) a well winch handle (b) a flagpole rope wheel (c) the tip of a nail (d) a claw hammer on a nail
  22. 22.True or false: a truck loading ramp is an inclined plane. (a) False (b) True
  23. 23.Which of these is a lever? (a) an axe blade (b) a screw jack (c) a water tap handle (d) a bottle opener
  24. 24.True or false: a bottle opener is a lever. (a) False (b) True
  25. 25.🔍 Which is the odd one out? (a) a knife edge (b) a seesaw (c) a claw hammer on a nail (d) a nutcracker
  26. 26.Which of these is a wedge? (a) a knife edge (b) a nut and bolt (c) a crowbar (d) a round doorknob
  27. 27.Which of these is a wheel and axle? (a) a wood screw (b) a steering wheel (c) a crowbar (d) a nutcracker
  28. 28.Which of these is a screw? (a) a nutcracker (b) a claw hammer on a nail (c) a playground slide (d) a nut and bolt
  29. 29.Which of these is an inclined plane? (a) a road up a hill (b) a crowbar (c) a claw hammer on a nail (d) a window blind cord
  30. 30.⚙️ How many simple machines are there in the usual list? (a) 3 (b) 6 (c) 12 (d) 10
  31. 31.⚙️ Which simple machine is a round doorknob? (a) lever (b) wheel and axle (c) screw (d) inclined plane
  32. 32.⚙️ Which simple machine is a truck loading ramp? (a) pulley (b) lever (c) inclined plane (d) wheel and axle
  33. 33.True or false: a nutcracker is a lever. (a) True (b) False
  34. 34.True or false: a bottle cap is a lever. (a) False (b) True
  35. 35.🔍 Which is the odd one out? (a) a wheelchair ramp (b) a playground slide (c) a truck loading ramp (d) a crane hook block
  36. 36.⚙️ Which simple machine is a seesaw? (a) lever (b) wedge (c) wheel and axle (d) pulley
  37. 37.⚙️ Which simple machine is a jar lid? (a) lever (b) wedge (c) screw (d) wheel and axle
  38. 38.Which of these is a screw? (a) a crowbar (b) a jar lid (c) the tip of a nail (d) a truck loading ramp
  39. 39.⚙️ Which simple machine is a road up a hill? (a) wheel and axle (b) lever (c) wedge (d) inclined plane
  40. 40.True or false: a claw hammer on a nail is a pulley. (a) False (b) True

Answer key

  1. a flagpole rope wheel
  2. use a smaller force
  3. a jar lid
  4. pulley
  5. a truck loading ramp
  6. lever
  7. two ramps back to back
  8. a ramp wrapped round
  9. a screw jack
  10. a bottle cap
  11. lever
  12. True
  13. inclined plane
  14. a playground slide
  15. False
  16. True
  17. screw
  18. a bottle opener
  19. True
  20. a window blind cord
  21. the tip of a nail
  22. True
  23. a bottle opener
  24. True
  25. a knife edge
  26. a knife edge
  27. a steering wheel
  28. a nut and bolt
  29. a road up a hill
  30. 6
  31. wheel and axle
  32. inclined plane
  33. True
  34. False
  35. a crane hook block
  36. lever
  37. screw
  38. a jar lid
  39. inclined plane
  40. False

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