SCIENCE. MACHINES.: IMPORTANT QUESTIONS OF THE UNIT 7

1.-ANSWER TO THESE QUESTIONS:



 -WHAT IS A MACHINE?
   -WHAT IS A COMPLEX   MACHINE
   -WHAT IS A SIMPLE MACHINE?
   -WHAT IS A BICYCLE?
   -WHAT IS A ROBOT?
   -WHERE CAN YOU FIND ROBOTS?




2.-LABEL THE PARTS OF A BICYCLE.




















3.-NAME FOUR EXAMPLES OF SIMPLE MACHINES AND COMPLEX MACHINES.


4.-WRITE ABOUT MACHINES THAT YOU USE EVERYDAY. 

5.-WHAT TYPE OF ENERGY DO SOME MACHINES USE?