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Phases of Matter
| Question | Answer |
|---|---|
| A solid has __________ shape and __________ volume. | definite shape and definite volume |
| A liquid has _________ shape and _________ volume. | NO definite shape and definite volume |
| A gas has ___________ shape and __________ volume. | NO definite shape and NO definite volume |
| Which state of matter moves the fastest? | gas |
| Which state of matter moves the slowest? | solid |
| To change a substance from one state to another, you must . . . | add or remove energy. |
| To change a substance from one state to another, you must . . . | Temperature at which a substance changes from a solid to a liquid |
| What is the boiling point? | Temperature at which the liquid becomes a vapor |
| What happens at the same temperature as freezing? | melting |
| Which state of matter has the highest energy? | plasma |
| Gas to liquid | condensation |
| Liquid to gas | evaporation |
| Solid to liquid | melting |
| Liquid to solid | freezing |
| Matter is anything that . . . | has mass and takes up sapce |
| Describe the arrangement and movement of particles in a liquid. | They are close together and are able to slip past one another. |
| Describe the arrangement and movement of particles in a gas. | They spread and fill the volume of the container that holds them. |
| Compare the temperature of plasma and gas. | Plasma is hotter than gas. |
| The three phases of matter differ from each other in their . | speed of movement; energy |
| As something gets warmer, it . . . | absorbs heat energy and moves farther apart. |
| As something gets cooler, it . . . | releases heat energy and moves closer together. |
| Vaporization is . . . | a phase change from a solid or liquid that happens when heat is applied; happens above the boiling point |
| Evaporation is . . . | a type of vaporization that happens at the surface of a substance when the substance is changing from a liquid to a gas; happens below the boiling point |