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UNit 1,2

science

TermDefinition
atom The smallest unit of an element that maintains the proprties of that element
element A substance that cannot be separated or broken down into similer substances by chemical means
compound a substance made up of atomes of two or more different elements joined by chemial bounds
mixture a combination of two or more substances that are not chemically
pure substance a sampel of matter either a single element or a single compound that has definte chemical and physical properties
heterogeneous describes something that does not have a uniform structre or composition through out
homogeneous describes something that has a uniform structure or composition through out
gas a form of matter that dos not have a definite volume or shape
solid the state of matter in which the volume and shape of a substance are fixxed
liquid the stae of matter that has a definitie shape
Created by: aliciavazquez1
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