(a) list any two properties of materials that describe their appearance.
(b) define transparency
(c) explain how filtration and evaporation can separate solid- liquid mixtures.
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(a) Physical properties can be observed or measured without changing the composition of matter. Physical properties are used to observe and describe matter. Physical properties include: appearance, texture, color, odor, melting point, boiling point, density, solubility, polarity, and many others.
(b) the condition of being transparent.
(c) Evaporation removes a liquid from a solution to leave a solid material. Filtration separates solids of different sizes.
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