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