Slide 1 Slide 2 Starter Question If you touch two objects that are the same temperature, why would one feel colder than the other? Slide 3 Starter Question If you touch two…
Slide 1Section 1: Theory of Heat Unit 3: Refrigeration and Refrigerants Slide 2 Unit Objectives After studying this chapter, you should be able to: List three common refrigeration…
Slide 1 Slide 2 Cooling system functions Cooling system operation Cooling system types Basic cooling system Closed and open cooling systems Cooling…
Slide 1 COUNTRY MUSIC INSTRUMENTS Instruments used in Country Music Slide 2 A Guitar Slide 3 The Guitar Early guitars were first used in the 12 th century in Europe,…
Slide 1 Introduction to heat Is this heat? When I touch it, it burns me. I can feel the heat at a distance The hot gases rise Slide 2 But is this heat? Yes The difference…
Slide 1 The Laws of Thermodynamics Chapter 12 Slide 2 Principles of Thermodynamics Energy is conserved FIRST LAW OF THERMODYNAMICS Examples: Engines (Internal -> Mechanical)…
Slide 1 1 Mansel Nelson, ITEP Slide 2 2 Outline Normal anatomy and function of lungs Natural defenses of airways Common pollutants can injure lungs Common lung diseases Special…