Test 2 - Classification of Matter Vocabulary

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Evaporation

Back

A method of separation used to obtain a soluble solid by heating and removing the liquid solvent, such as collecting salt from sea water.

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Filtration

Back

A method of separation used to capture an insoluble solid residue.

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Distillation

Back

A method of separation where a mixture is heated until one of the components reaches its boiling point and vaporizes, then the vapors condense back into liquid in a separate container.

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Mixture

Back

A form of matter whose particles have varying composition and can be simplified physically.

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Pure Substance

Back

A form of matter that has constant composition.

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Element

Back

A pure substance that cannot be simplified.

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Compound

Back

A pure substance that is composed of two or more elements chemically combined in definite proportions and can be simplified chemically.

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Homogeneous

Back

Having uniform appearance.

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Diatomic

Back

A particle composed of two atoms.

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Monatomic

Back

A particle composed of one atom.