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