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        | The basic particle from which all elements are made. |  | 
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        | The force that holds two atoms together. |  | 
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        | A pure substance made of two or more elements chemically combined. |  | 
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        | A pure substance that cannot be broken down into other substances by chemical or physical means. |  | 
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 | Definition 
 
        | A state so fmatter with not definite shape or volume. |  | 
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        | A state of matter that has no definite shape but has a definite volume.   Molecules slip and slide past one another. |  | 
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        | Two or more substances that are mixed together but not chemically combined. |  | 
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        | A particle made of two or more atoms bonded together. |  | 
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 | Definition 
 
        | A state of matter that has a definite shape and a definite volume.    Molecules vibrate back and forth. |  | 
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        | The process that occurs when a change of state occurs from a liquid to a gas on the surface of a substance. |  | 
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 | Definition 
 
        | the change in state from a solid to a liquid |  | 
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        | Term 
 | Definition 
 
        | The temperature at which a substance changes from a liquid to a gas. |  | 
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