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