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Science
For science test
Question | Answer |
---|---|
Atoms | the tiny pieces that all matter the stuff in the world is made up of atoms |
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 part of a 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 atoms or groups of atoms |