Big bang ppt

Big bang ppt - GEOS 100 GEOS Fundamentals of Geology Stacey L Corrie Department of Geosciences Boise State University Science is a way of thinking

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GEOS 100 GEOS 100 Fundamentals of Geology Fundamentals of Geology Stacey L. Corrie Stacey L. Corrie Department of Geosciences Department of Geosciences Boise State University Boise State University Science is a way of thinking much more than it is a body of knowledge. -- Carl Sagan Science is organized knowledge. Wisdom is organized life. -- Immanuel Kant
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Syllabus Overview Where to find me Course expectations Grading Assignments Code of Conduct Schedule
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What is Science?
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The Scientific Method – process by which scientist answer questions: a series of steps that begins with a question and ends with an answer or solution. How is Science conducted?
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Make an Observation Create a Hypothesis – Formation of an explanation of the observation. An untested idea. Test Hypothesis – Collect and analyze data - information about the subject of inquiry. Formulate conclusion The Scientific Method
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The Scientific Method Further Hypothesis Testing Theory well-supported explanation withstanding tests by numerous investigators Elevated hypothesis Generally accepted by the scientific community Law Universally accepted theory No deviations have ever been observed. Most certain concept in science
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Deductive reasoning - scientists draw specific conclusions from general principles or observations Inductive reasoning – scientists draw general conclusions from specific observations. How most science is done. The Scientific Method
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Deductive Reasoning All Geologists like rocks Stacey is a geologist Therefore, Stacey likes rocks If premises are true, then the conclusion is true Whether premises are true is a different matter
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Inductive Reasoning The cheese in the larder has disappeared, apart from a few crumbs Scratching noises were heard coming from the larder last night Therefore, the cheese was probably eaten by a mouse Other explanations are possible However, explanation is reasonable and provides a better explanation than alternatives
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Scientific answers are tentative – they can change Answers/Explanations are continually challenged , which causes ideas to be modified or discarded Answers/Explanations should be predictable, testable and falsifiable Answers/Explanations are based upon observations or experiments and can be reproduced The Scientific Method
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What is Geology?
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Geology Encompasses the study of the composition, structure, physical properties, dynamics, and history of Earth materials, and the processes by which they are formed, moved, and changed.
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Geology The Earth has evolved throughout its history, and will continue to evolve.
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Earth is ~4.6 billion years old; humans have only been around for the past 2 My Mankind has been witness to only 0.043% of Earth history The Geologist, Carl Spitzweg, 1860
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We are part of it
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This note was uploaded on 03/07/2012 for the course GEOS 100 taught by Professor Sammatson during the Spring '12 term at Boise State.

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Big bang ppt - GEOS 100 GEOS Fundamentals of Geology Stacey L Corrie Department of Geosciences Boise State University Science is a way of thinking

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