1) Which of these pictures is an example of a LEVER? a) b) c) d) 2) This picture shows an example of a... a) wheel and axle b) screw c) wedge d) pulley 3) What would you use to move objects up or down? a) b) c) d) 4) What type of simple machine can you see? a) Wheel and axle b) Inclined plane c) Wedge d) Lever 5) Which of these simple machines would you use to cut something into two pieces? a) Pulley b) Wedge c) Lever d) Wheel and axle 6) What simple machine can you see in this picture? a) Wedge b) Lever c) Pulley d) Screw 7) Which one of these simple machines would you use to attach two things together? a) Lever b) Wedge c) Screw d) Pulley 8) What picture is NOT an invention by Archimedes? a) b) c) d) 9) A catapult is an example of a...  a) screw b) wedge c) pulley d) lever 10) The longer the distance, the less effort and the less steep it is. a) b) c) d) 11) Which class is this lever? a) 1st class b) 2nd class c) 3rd class d) 4th class 12) Which of these levers is a 3rd class lever?  a) b) c) d) 13) Which class of lever is this?  a) 1st class b) 2nd class c) 3rd class d) 4th class 14) Which of these pictures is a 2nd class lever? a) b) c) d) 15) Which one is NOT a 1st class lever? a) b) c) d) 16) Which one is NOT a 2nd class lever? a) b) c) d) 17) Which one is NOT a 3rd class lever? a) b) c) d) 18) If you combine a lot of them, you make less effort. a) Pulley b) Inclined plane c) Wedge d) Lever 19) Which simple machine is this? a) Pulley b) Wheel and axle c) Screw d) Wedge 20) Which of these was invented in the bronze age and helped take things from one place to another? a) Screw b) Wheel and acle c) Inclined plane d) Lever

SIMPLE MACHINES

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