scarpino-pnhs-properties of matter I.S. vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| what is a pure substance? | a pure substance is matter that always has the same composition, or simply a substance.
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| what is an element? | an element is a substance that cannot be broken down into a smaller substance.
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| what is an atom? | atoms are the smallest part of an element.
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| what is a compound? | a compound is a substance that is made from two or more substances and can be broken down into smaller substances.
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| what is seen in a heterogeneous mixture? | the parts of a heterogeneous mixture are noticeably different from one another.
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| what is seen in a homogeneous mixture? | the substances are so evenly distributed it is difficult to distinguish one substance in the mixture from another.
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| what is a solution? | a solution is when substances dissolve and form a homogeneous mixture, that mixture is a solution.
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| what is a suspension? | a suspension is a heterogeneous mixture that separates into layers over time.
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| what is a colloid? | a colloid contains some particles that are intermediate in size between the small particles in solutions and large particles in suspensions.
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