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Olivia Science

Vocabulary - Matter

TermDefinition
atom basic unit from which all matter is made
molecule two or more atoms connecting chemical bonds
substance type of matter with a fixed composition that cannot be separated by physical means
element substances made up of atoms with the same identity. examples: gold, helium, aluminum
compound atom of two or more different elements chemically combined. examples: water (H2O), carbon dioxide (CO2)
mixture materials made of two or more substances that can be separated by physical means
heterogeneous mixture in which different materials can easily be distinguished examples: pizza, fruit salad, granite
homogenous mixture in which two or more substances are uniformly spread out. examples: vinegar, salt water
Created by: user-2062371
 

 



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