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