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Crossword Puzzle

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Across
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a technique that is used to separate the components of a mixture based on the tendency of each component to travel or be drawn across the surface of a fixed substrate
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one that does not have a uniform composition and in which the individual substances remain distinct.
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the energy requiring process by which a solid changes directly to a gas without first becoming a liquid.
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a chemical combination of two or more different elements; can be broken down into simpler substances by chemical means and has properties different from those of its component elements
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a pure substance that cannot be broken down into simpler substances by physical or chemical means.
Down
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a uniform mixture that can contain solids, liquids, or gases; also called a homogeneous mixture
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a technique that uses porous barrier to separate a solid from a liquid.
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a physical blend of two or more pure substances of two or more pure substances in any proportion in which each substance retains its individual properties; can be separated by physical means
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one that has a uniform composition throughout and always has a single phase; also called a solution.
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a technique that can be used to physically separate most homogeneous mixtures based on the differences in the boiling points of the substances