matter exists in different physical states

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matter exists in different physical states

different physical states

solid:  is  a substance                                                        liquid: has a fixed  volume

that has a fixed                                                                     but does not have a fixed

volume and a fixed shape.                                               shape.

          

          

 

 

 

 gas: has no fixed volume

or shape.

  

 

 

 

 

 

 

 

 

they are different because the particles of solid are together , gas are separate and liquid are together but usually  father apart than the solid are.