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bisscience week4
Phases of Matter
Question | Answer |
---|---|
Solid | The state of matter that has a definite shape and definite volume. Example-Ice |
Liquid | The state of matter that has no definite shape, but has a definite volume. Example- Water |
Gas | The state of matter that has no definite shape or volume. Example- Water Vapor |
Melting | The way solid changes into a liquid. |
Freezing | The way liquid changes into a solid. |
Boiling | The way a liquid changes to a gas |
Evaporation | The way a non boiling liquid changes into a gas. |
Condensation | The way gas changes into a liquid. |
Sublimation | The way a solid changes directly into a gas. |
Freezing Point | The temperature at which a liquid becomes a solid. It is the same temperature as the melting point. Water’s freezing point is 0° C |
Melting Point | The temperature at which a solid becomes a liquid. It is the same temperature as the freezing point. Water’s melting point is 0° C |
Boiling Point | The temperature at which a liquid becomes a gas. It is the same temperature as the condensation point. Water’s boiling point is 100° C |
Condensation Point | The temperature at which a gas becomes a liquid. It is the same temperature as the boiling point. Water’s condensation point is 100° C. |