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9 - 1.4
States of Matter
Question | Answer |
---|---|
Kinetic Energy | is the energy an object has due to its motion |
Endothermic | a reaction that absorbs energy in the form of heat |
Exothermic | a reaction that releases energy in the form of heat |
Freezing | when matter changes from a liquid to a solid |
Melting | when matter changes from solid to liquid |
Vaporization | when a liquid turns to vapor |
Condensation | when a vapor turns to liquid |
Sublimation | when solids can change directly to vapors |
Deposition | when vapors sometimes change directly into solids |
Kinetic Theory of Matter | states that all of the particles that make up matter are constantly in motion |