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