Endothermic and Exothermic Reactions

033 - Endothermic and Exothermic Reactions

In this video Paul Andersen explains how heat can be absorbed in endothermic or released in exothermic reactions. An energy diagram can be used to show energy movements in these reactions and temperature can be used to measure them macroscopically.

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Music Attribution
Title: String Theory
Artist: Herman Jolly
http://sunsetvalley.bandcamp.com/track/string-theory

All of the images are licensed under creative commons and public domain licensing:

"File:ThermiteReaction.jpg." Wikipedia, the Free Encyclopedia, August 28, 2013. http://en.wikipedia.org/w/index.php?title=File:ThermiteReaction.jpg&oldid=543297076.
Haacken, User: Herbert. English: Instant Cold Pack, March 15, 2012. Own work: Herbert Haacken. http://commons.wikimedia.org/wiki/File:2012-03-15_Ruck-Zuck-Pack_K%C3%A4lte_Katalog_Small.gif.
Lucasbosch. English: Low and High Form Beakers, October 19, 2011. Own work. http://commons.wikimedia.org/wiki/File:Beakers_en.svg.
Psychonaught. English: Mescaline Extracted from Cactus, 100% All Natural., [object HTMLTableCellElement]. Own work. http://commons.wikimedia.org/wiki/File:Mescaline_Powder.jpg.
Werneuchen. Thermometer, February 2008. Own work. http://commons.wikimedia.org/wiki/File:Thermometer.svg.

Видео Endothermic and Exothermic Reactions канала Bozeman Science