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chemical reaction
| Term | Definition |
|---|---|
| atoms | the tiny pieces that all matter - all the stuff in the world - is made of |
| chemical reaction | a process in which atoms rearrange to form new substances |
| model | an object diagram or computer program that helps us understand something by making it simpler or easier to see |
| product | an ending substance that is made during a chemical reaction |
| property | something that can be observed about a substance such as color smell or boiling point |
| reactant | a starting substance that is a part of a chemical reaction |
| rearrannge | to changen the order or position of something |
| scale | the relative size of things |
| substance | something that is made of all the same atoms or groups of atoms |
| boiling point | the temperature at which a substance changes from liquid phase to gas phase |
| chemical formula | letters and numbers showing the types and number of atoms that repeat to make up a substance |
| extended structure | a structure formed by repeating groups of atoms linked together in a large network |
| melting point | the temperature at which a substance changes from the solid phase to the liquid phase |
| molecule | a group of atoms joined together in a particular way |
| fertilizer | a substance that is added to soil to help plants grow |
| corrosive | able to cause damage |