| term | definition |
| element | the basic building blocks of matter; cannot be separated into parts by chemical means |
| atom | the smallest particle of an element that has all the properties of the element |
| proton | a positively charged particle in the nucleus of an atom |
| neutron | a particle with no electrical charge in the nucleus of an atom |
| compound | a substance made up of a combination of two or more elements held together by chemical bonds that cannot be separated by physical means |
| saturated | combined with or containing all the solute that can be dissolved without changing the temperature |
| concentrated | having a large amount of solute in a solution in comparison with the amount of solvent |
| dilute | having little solute in a solution in comparison with the amount of solvent |
| electron | a negatively charged particle moving around the nucleus of an atom |
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500 Words
