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notes
Question | Answer |
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Solid | The state of matter in which materials have a definite shape and a definit volume. |
liquid | State of matter in which a material has a drfinite volume but not a definite shape. |
gas | The state of matter in which a materil has neither a definite shape nor a definite volume. |
kinetic energy | The energy an object has due to its motion. |
phase change | The reversible physical change that occurs when a subtance changes from one state of matter to another. |
Edothermic | The system absorbs energy from its surroundings. |
Heat of fusion | Is another term for melting. |
Exothermic | The system releases energy to its surroundings. |
vaporization | The phases change in which a substance changes from a liquid into a gas. |
Heat of vaporization | Varies from substance to substance. |
Evaporization | The process that changes a substance from a liquid to a gas at tempuratures below the substances boiling point. |