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