'Plate boundaries' presentation slideshows

Plate Tectonics

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Geology and Nonrenewable Minerals

Geology and Nonrenewable Minerals. Chapter 12. Question of the Day. What law has allowed some people to get rich at the expense of the U.S. people and their public lands. Answer of the Day. U.S. General Mining Law of 1872. Original purpose of the law Impact on US public lands

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Geological Oceanography

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Continental Drift and Plate Tectonics

Continental Drift and Plate Tectonics . Take-Away Points. How we know plate tectonics happens Most earthquakes and volcanoes occur along plate boundaries New ocean crust is created along mid-ocean ridges Old ocean crust is recycled at subduction zones

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The Structure of the Earth and Plate Tectonics

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Fe/Ni

Fe/Ni. Increasing Fe toward core. Fe/Mg. Increasing Si toward surface. There are certain trends in Earths chemistry. The crust is relatively depleted in Fe, Mg and enriched in Si, O. Effect of chemical differentiation. There are certain trends in Earths chemistry.

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Earth Quakes

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Theory of Plate Tectonics

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Mt. Fuji, Japan

Mt. Fuji, Japan. The Theory of Plate Tectonics. Steps in Development. 1. Benjamin Franklin (late 1700s) Recognized that crust of Earth was a shell. Surface could be broken and parts moved about. 2. Alfred Wegener (1912) German meteorologist-geophysicist

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13a-ocean basin.ppt

Use of a diving bell, ca. 1752 in Britain an early attempt at marine exploration ... Ocean-continent transition zone is called the continental margin ...

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Characteristics of Volcanoes

Characteristics of Volcanoes.

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Intro to geology Plate tectonics Minerals Rocks Igneous rocks Volcanism Weathering & erosion

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Plate Tectonics

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Plate Tectonics Study Guide

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How to Use This Presentation

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INSIDE EARTH: CHAPTER 3- VOLCANOES

INSIDE EARTH: CHAPTER 3- VOLCANOES. Section 1: Volcanoes and Plate Tectonics. What is a volcano?. Volcano - weak spot in the crust where molten material, or magma, comes to the surface. What is a volcano?. Magma - molten mixture of rock, gasses, and water from the mantle.

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Welcome to Science 10/21

Answer the following questions on your sheet of paper: 1. What is the title of Ch. 9 ? 2. What is the title of Ch. 9 Sec. 3? 3. What were the terms to learn for Ch. 9 Sec. 3? 4. In a short paragraph, describe the main idea of Ch. 9 Sec. 3. Welcome to Science 10/21.

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Plate Boundaries and Plate Tectonics

Plate Boundaries and Plate Tectonics. By: Mike Brady, Joe Fassel, Liz Alessi, Brittany Spalding, Josh Minnich. Plate Boundaries. -a fracture that separates one plate from another. 3 different types. Divergent boundary Convergent boundary Transform boundary. Divergent.

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Where do we find earthquakes and volcanoes?

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Volcanoes

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