1) Which simple machine is used in a pair of scissors? a) Lever b) Pulley c) Inclined plane d) Wedge 2) How does a screw help in holding wood pieces together? a) By acting like a lever b) By acting like an inclined plane c) By acting like a wedge d) By acting like a pulley 3) Where is an inclined plane commonly used? a) In a well b) In a staircase c) In a knife d) In a screwdriver 4) Which simple machine is used to change the direction of force? a) Lever b) Pulley c) Inclined Plane d) Wheel and Axle 5) Which simple machine is a type of lever? a) Seesaw b) Pulley c) Inclined Plane d) Screw 6) What is the primary function of a wheel and axle? a) To lift loads b) To change the direction of force c) To reduce friction d) To increase speed 7) Where is a wedge commonly used? a) In a doorstop b) In a staircase c) In a pulley system d) In a wheel and axle 8) Which simple machine has a mechanical advantage of 1? a) Lever b) Pulley c) Inclined pPlane d) Wheel and Axle 9) Which simple machine is used in a bicycle? a) Lever b) Pulley c) Wheel and Axle d) Inclined plane 10) Which simple machine is a circular version of an inclined plane? a) Screw b) Wheel and Axle c) Pulley d) Lever

g6physics-ch-5-simple machines

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