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