martes, 29 de marzo de 2016

MATTER MATERIALS and FORCES


 ***PHYSICAL and CHEMICAL CHANGES***
WHAT IS THE DIFFERENCE? 

 




PHYSICAL AND CHEMICAL CHANGES EXPERIMENTS



STATES OF MATTER____________________
 



 
MATERIALS AND THEIR PROPERTIES


ONLINE ACTIVITIES:




 
 

PROPERTIES OF MATERIALS


 




rigid--flexible
transparent--opaque
hard--soft
smooth--rough
heavy--light



**********MIXTURES***********




FORCES AND THEIR EFFECTS
 A- non-contact forces
gravity

magnetism


 
 
B- Contact forces 

friction 

 

buoyancy

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