miércoles, 16 de marzo de 2011

Physical Properties

Matter:Any solid,liquids or gas









Mass:Amount of matter in a objec.















Volume:The amount of spacean objects takes up.

Density:The amount of mass in a certain volume materials.

Physical Properties:A properties that can by observed without changing the identify of a substance










Physical Change:A change in size,shape and state without forming a new substance.

 Solutions:A mixture of one subtance dissolved to another so that the properties are the same throughout.


Chemical Change:A change in matter that produce a new substance with different properties from the original.







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