Matter:any solid liquid or gas.
Mass:amount of matter inan object.
Volume:the amount of space and object takes up.
Density:the amount of mass in a certain volume of material.
Physical Properties:a property that can be observed without changing the identify of a substances.
Physical Change:a change in size, shape, or state withoutforming a new substance.
Solution:a mixture of one substance dissolved in another so the properties are the same throughout.
Chemicl Change:a change in matter that produces a new substances with different properties from the original.
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