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Matter and Energy
Unit 2.1 Vocabulary works
Term | Definition |
---|---|
Boiling point | The temperature at which the pressure of the vapor in the liquid is equal to the external pressure acting on the surface of the liquid |
Heat of fusion | The amount of energy needed to change a substance from a solid to a liquid at it's melting point |
Heat of vaporization | The amount of energy needed for the liquid at its boiling point to become a gas |
Kinetic Theory | An explanation of how particles in matter behave |
Melting Point | The temperature at which a solid begins to turn into a liquid |
Plasma | Matter consisting of positively and negatively charged particles |
Sublimation | The change from a solid to a gas without the liquid state |
Thermal Expansion | An increase in the size of a substance when the temperature is increased |
Kinetic Energy | Energy of motion. An explanation of how particles in gases behave |
Thermal Energy | The total energy of the particles in a material. Includes potential and kinetic energy |
Potential Energy | Energy of position |