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Science 5
Chemical and physical changes
| Term | Definition |
|---|---|
| Physical change | A change in the size, shape, form, or state of matter that does not change the matter's identity. |
| Chemical change | A change in matter in which the substances that make up the matter change into other substances with different chemical and physical properties. |
| Temperature | The measure of the average kinetic energy of the particles in a material. |
| Substance | Matter with a composition that is always the same. |
| Identify | To establish or recognize the identity of. |
| Demonstrate | To show clearly. |
| Chemical equation | Is a symbolic representation of a chemical reaction. |
| Analyze | Use graphs, charts, tables to show your data and any patterns, include units labels and titles. |
| Product | Is the substance that is produced by a chemical reaction . |
| Reactant | A chemical used in a chemical reaction, the starting materials. |
| Chemical reaction | A process where two or more substances react to make new materials. |
| Precipitate | A solid that forms out of solution; a common is that of the mixing of two clear solutions. |
| Critique | A review of something. |