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