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chapter 3.0000
Question | Answer |
---|---|
what is a liquid | the state of matter in which materials has a define volume indefinite volume |
what is a solid | the state in which have definite shape and volume |
what is a gas | material has neither a definite shape and volume |
what is kinetic energy | the energy an object has due to its motion |
what is phase change | is the reversable physicl change that occurs when a substence changes from one state to another |
what is endothermic | the system absorbs energy from its surroundings |
what is heat of fusion | the amount of energy for something to melt |
what is exothermic | the sytem release energy to its surroundings |
what is vaporization | when a substence changes from liquid to gas |
what is heat of vaporization | how much energy it takes to vaporize water |
what is evaporation | is the process changes a liquid from liquid to gas with tempatures below boiling point |
what is vapor pressure | the vapor thats on the sides of a container |
sublimation | substence changes from solid to gas |
deposition | substance changes to gas to solid |
what is condensation | substance changes from liquid to gas |