{"id":800,"date":"2019-06-17T19:23:26","date_gmt":"2019-06-17T19:23:26","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/louisville-wm-physics\/?post_type=chapter&#038;p=800"},"modified":"2019-10-31T14:21:21","modified_gmt":"2019-10-31T14:21:21","slug":"why-it-matters-energy-and-the-first-law-of-thermodynamics","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/louisville-wm-physics\/chapter\/why-it-matters-energy-and-the-first-law-of-thermodynamics\/","title":{"raw":"Why It Matters:  Energy and the First Law of Thermodynamics","rendered":"Why It Matters:  Energy and the First Law of Thermodynamics"},"content":{"raw":"With mechanical systems, we determined that you could change the energy of a physical system through the work done on the system by non-conservative forces.\u00a0 In thermodynamics, heat gives us a second way to transfer energy into or out of a system.\u00a0 You can change the energy of a thermodynamic system by doing work on the system and by transferring energy into or out of the system due to temperature differences between the system and its surrounding environment.\u00a0 So how do we keep track of how the energy of a thermodynamic system is changing?\u00a0 By using the First Law of Thermodynamics.\u00a0 The First Law of Thermodynamics lets us keep track of the energy that flows into or out of a system through two processes, work and heat.","rendered":"<p>With mechanical systems, we determined that you could change the energy of a physical system through the work done on the system by non-conservative forces.\u00a0 In thermodynamics, heat gives us a second way to transfer energy into or out of a system.\u00a0 You can change the energy of a thermodynamic system by doing work on the system and by transferring energy into or out of the system due to temperature differences between the system and its surrounding environment.\u00a0 So how do we keep track of how the energy of a thermodynamic system is changing?\u00a0 By using the First Law of Thermodynamics.\u00a0 The First Law of Thermodynamics lets us keep track of the energy that flows into or out of a system through two processes, work and heat.<\/p>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-800\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Original<\/div><ul class=\"citation-list\"><li>Why It Matters:  Energy and the First Law of Thermodynamics. <strong>Authored by<\/strong>: Raymond Chastain. <strong>Provided by<\/strong>: University of Louisville, Lumen Learning. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t 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