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chemical reactions
| Question | Answer |
|---|---|
| Atoms | The tiny pieces that all matter-all the stuff in the word-is made off |
| Chemical reactions | A process in which atoms rearrange to from 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 chemical reaction |
| Rearrange | To change the order or position of something |
| Scale | The relative size of things |
| Substance | Something that is made of all the same attoms or groups of atoms |
| Boiling point | The temperature at which a substance changes from the liquid phase to the gas phase |
| Chemical Formula | Letter and numbers showing the types and number of attoms 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 a 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 |