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chemical reactions
| Atoms | the tiny pieces that all matter all the stuff in the world made of |
| chemical reaction | A process in which atoms rearranger to form new substance |
| 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 can 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 chemical reaction |
| rearrange | to change the order or position of something |
| scale | the relative size of things |
| boiling point | the temperature at which a substance changes from the liquid phase to the gas phase |
| chemicla formula | letters and numbers showing the types and number of atoms that repeat to make up a substance |
| extened structure | a structure formed by repeating groups of Atmos linked together 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 |