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chp10

Heat Energy

TermDefinition
Freezing Changing from liquid to solid.
Evaporation/Vaporization Changing liquid to gas.
Energy The ability to move matter.
Kinetic Energy Energy of a moving object.
Potential Energy Energy of a moving object.
Temperature Average kinetic energy of molecules which tells us how hot or cold something is. MEASURES HEAT!
Heat A form of energy that flows between two objects that have different temperatures.
Radiation transfer of energy by electromagnetic waves(sun)
Conduction Movement of energy through direct contact (solids)
Convection Transfer of energy by flow of a liquid or a gas.
Insulation Preventing heat from flowing in or out of a material. (poor conductor)
Thermal Expansion Matter expands
Pressure a force on each unit of area of a surface.
Melting changing from a solid to a liquid.
Condensation changing from a gas to liquid
Forms of energy solar,wind,geothermal,nuclear,and hydroelectric.
solar cell captures sunlight to make energy.
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