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vocabulary
| Question | Answer |
|---|---|
| thermal energy | The kinetic energy of the moving particles in a substance or an object |
| solid | A rock is a hard thing that can hurt you |
| liquid | Something that is wet |
| gas | something that you can use for a ingine |
| plasma | A state of matter made up of charged atoms,and free electrons |
| colloid | A mixture that contains particles that are to small to see. |
| phase change | When the moon goes around the earth and it changes sides and parts |
| particle | Is a minute fragment or quility of matter in the physical sciences |
| Melting point | The temperature at which a substance changes to a solid to a liquid |
| Freezing point | The temperature at which a liquid changes into a solid |
| boiling point | The temperature at which the vapor pressure of a liquid is equal to the pressure at the attmosphere |
| evaporation | The procsess by which a liquid changes into a gas |
| condensation | The processes by which the liquid changes into gas |
| volume | The amount of the volume takes up |
| mass | The amount of something has |
| Density | The amount of the relation of the volume has |