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