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