Lecture 1 - Click to edit Master subtitle style Science of...

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Unformatted text preview: Click to edit Master subtitle style 10/8/10 Science of Natural Systems NSC2004C Introduction to Earth Systems Science Instructor: Melissa Farrell Email: [email protected] 10/8/10 Outline What is a system (general definition) How is the Earth a system? What is a system (scientific definition) Types of systems: isolated, closed, and open What type of system is Earth? Environmental sustainability Energy and the Laws of Thermodynamics 10/8/10 What is a system? “an assemblage or combination of things or parts forming a complex or unitary whole” dictionary.com unabridged “a regularly interacting or interdependent group of items forming a unified whole” Merriam-Webster dictionary 10/8/10 Understanding how the body works as a system helps to diagnose problems. Relate this idea to Earth (as a system) 10/8/10 10/8/10 Outline What is a system (general definition) How is the Earth a system? What is a system (scientific definition) Types of systems: isolated, closed, and open What type of system is Earth? Environmental sustainability Energy and the Laws of Thermodynamics 10/8/10 The Earth as a system What are the Earth’s main interacting parts? 10/8/10 10/8/10 Earth’s 4 main reservoirs 1. Atmosphere Ø the mixture of gases surrounding the earth (e.g., N2, O2, CO2, H20, and Ar) 2. Hydrosphere Ø Earth’s water supply (e.g., lakes, oceans, snow, ice, groundwater, etc.) 3. Lithosphere ( aka Geosphere ) Ø nonliving solid matter (e.g., rock and regolith) *Flow of ENERGY and MATTER* 10/8/10 Outline What is a system (general definition) How is the Earth a system?...
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This note was uploaded on 10/07/2010 for the course NSC 2004C taught by Professor Farell during the Fall '09 term at Dowling.

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Lecture 1 - Click to edit Master subtitle style Science of...

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