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