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