PPT-Unit 5: Thermodynamics &

Thermochemistry Ms DiOrio Rm 109 Contents Heat Heat and Temperature Law of Conservation of Energy Work and Internal Energy EndothermicExothermic Reactions and Potential Energy Diagrams Calorimetry Heat Capacity and Specific Heat. LIMITATION OF FIRST LAW OF . THERMODYNAMICS. It does not give information concerning feasibility of a thermodynamic . proces. .. why. NOT EXPLAINED BY FIRST LAW. It tells that work obtained is equal to heat absorbed but in actual heat absorbed can not be completely converted into work. Thermodynamics. Rub your hands together for 15 seconds.. Are your hands warm?. Thermal energy. Thermodynamics. The study of the effects of work, heat flow, and energy on a system. Movement of thermal energy. [4]. Change of phase . . ice. .  . water.  . steam. The Laws of Thermodynamics. The 1. st. Law. The 2. nd. Law. Applications. Heat engines. Refrigerators. Order to disorder. 2. Change of . [4]. Change of phase . . ice. .  . water.  . steam. The Laws of Thermodynamics. The 1. st. Law. The 2. nd. Law. Applications. Heat engines. Refrigerators. Order to disorder. 2. Change of Phase. AP Environmental Science. What is Energy?. Energy is a . measurable quantity. that can be stored in a physical system. Energy can be . transferred. from one system to another and so . cause changes. Advanced Chemistry. Ms. . Grobsky. What is Energy?. Energy. . is the capacity to do work. Thermal energy. is the energy associated with the random motion of atoms and molecules. Kinetic energy . is the energy due to motion. The Basics. The brief definition of Thermodynamics is . the science concerned with the relations between heat and mechanical energy or work, and the conversion of one into the other: modern thermodynamics deals with the properties of systems for the description of which temperature is a necessary coordinate. Principles of . Engineering. 1. Thermodynamics. Rub your hands together for 15 seconds.. Are your hands warm?. Thermal energy. 2. Thermodynamics. The study of the effects of work, heat flow, and energy on a system. ~Energy. Intro. Most natural events involve a decrease in total energy and an increase in disorder.. The energy that was “lost” was converted to heat. . An increase in energy/motion decreases the overall order (organization) of the system.. with the emphasis here on large-scale helium cryogenics. Tom . Peterson, SLAC . January 2017. January, 2017 USPAS. Thermodynamics for Cryogenics Tom Peterson. 2. Outline. Definitions . Perfect gas (. Topics to be covered . Laws of thermodynamics: . Zeroth law, First law, Second law, and Third law. Thermal Processes: . Isobaric, Isochoric, adiabatic, and Isothermal. Heat engines, Refrigerators, Air-conditioners, and Heat pumps. . Patreon.com/. scientistmel. Twitter.com/. scientistmel. 4-7-18 11 am CST. Thermodynamics. Studies the effects on a system. Work. Heat. Energy. System?. System – quantity of matter. Boundaries – fixed or moveable. Statement Number. Assessment Statement. 10.2.1. Deduce an expression for the work involved in a volume change of a gas at constant pressure. 10.2.2. State the first law of thermodynamics. 10.2.3. Identify the first law of thermodynamics as a statement of the principle of energy conservation. – Lecture planning fall term 201 6 * Mondays , 7 :45 - 9 :30 Uhr , HCI J6 ; Tuesdays 7 :45 - 8 :30, lectures HCI J 4, Tutorials HCI D6,E2,E8,F2,F8 Tuesdays 9:45 - 10:30 Tutorial E2 Assistants