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heat notes Wednesday

for the quiz on notes 3-8

QuestionAnswer
chemical reaction a process in which new substances with new chemical and physical properties are formed
exothermic a chemical reaction that releases heat
endothermic a chemical reaction that absorbs heat energy
catalysts a substance that assists a reaction but is not chemically changed as it used o
conductor a substance that transfers energy very well
insulator a substance that does not transfer energy very well
specific heat capacity the amount of heat needed to raise 1 kg of a material by 1 degrees C
conduction the transfer of thermal energy through solids
convection heat transfer through liquids and gases
radiation the transfer of heat energy through space
convection current the heating, cooling, and re-heating of a liquid or gas, resulting in a circular motion
passive solar heating system where a home is heated directly by the sun; utilizing natural methods
what are the 6 methods to heat a home using Passive solar heating system south facing windows, parts of home built into hills for insulation, Deciduous trees, The greenhouse effect, Insulation, and dark color panels, curtains, and carpets
The greenhouse effect refers to a steady increase in a planet's temperature by the presence of atmospheric gases that absorb and emit radiation
Active solar heating system a system that uses radiation from the sun to heat a home indirectly
Created by: rlin