'Sediment beds' presentation slideshows

Lecture Outlines Chapter 18 Environment: The Science behind the Stories 4th Edition Withgott/Brennan

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Studying Climate Change

AP Environmental Science Mr. Grant Lesson 49. Studying Climate Change. Objectives:. Define the term proxy indicators . Summarize how researchers study climate.

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Laws of Geologic History

Laws of Geologic History. Law of Superposition . The oldest layer is at the bottom and the youngest layer is at the top. Law of Crosscutting - In a series of horizontal sedimentary beds, if there is an inclusion which cuts vertically through them, it must be younger than the sediment beds.

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