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12 Cards in this Set
- Front
- Back
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change of state |
the change of a substance from one physical state to another |
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melting |
the change of state in which a solid becomes a liquid by adding energy |
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melting point |
melting point is a physical property different substances have different melting points |
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endothermic |
changes because energy is gained by the as if changes state |
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freezing |
the temperature at which a liquid causes into a liquid changes into a solid is the liquids freezing point |
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freezing point |
when something starts to freeze it is called a freezing point |
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exothermic |
change because energy is removed from they substance as it changes state |
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evaporation |
the change of a substance from a liquid to a gas |
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boiling |
the conversation from a liquid to a vapor when the vapor pressure of the liquid equals the atmospheric pressure |
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boiling point |
when the atmospheric bubbles touch vapor it turns into air |
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vapor preasure |
equals the atmospheric bubbles |
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vapor preasure |
equals the atmospheres bubbles. |
