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phases of matter
study for my phases of matter test
| Term | Definition |
|---|---|
| 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 fastest? | gas |
| which state of matter moves slowest? | solid |
| To change a substance from one state to another, you must . . . | add or remove energy |
| What is the melting point? | temperature at which a substance changes from a solid to a liquid. |
| what is the boiling point? | the temperature at which a liquid boils and becomes a vapor. |
| what happens at the same temperature as freezing? | melting |
| What is the state of matter has the highest energy? | plasma |
| gas to liquid | condensation |
| solid to liquid | melting |
| liquid to solid | freezing |
| liquid to gas | evaporation |
| matter is anything that has . . . | mass and takes up space |
| the arrangement and movement of particles in a liquid | they are close together and able to slip past one another |
| the arrangement and movement of particles in a gas | they spread and fill the volume of the container that holds them |
| compare plasma and gas | plasma is hotter |
| the three phases of matter differ between the amounts of ___ in each state | energy |
| as something gets warmer, it . . . | absorbs heat energy and moves farther apart |
| as something gets cooler, it . . . | releases heat and gets closer together |
| vaporization is . . . | a phase change between solid and liquid that happens when heat is applied |
| evaporation is . . . | a type of vaporization that happens at the surface of a substance when heat is applied |