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