heat notes Wednesday Word Scramble
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Question | Answer |
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
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