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Chem / Phys Change
Chemical and Physical Changes
Question | Answer |
---|---|
Physical Change | A change in some properties of matter without forming a different kind of matter. |
Chemical Change | The changing of substance or kind of matter into a different kind of matter. |
Combustion | The process of burning. |
Reactant | Substances used in a chemical reaction. |
Product | Substance made during a chemical reaction. |
Chemical Reaction | When one or more substances change into other substances with different chemical properties. |
Polymer | A large molecule made of many smaller units that repeat. |