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