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