'Plate boundaries' diaporamas de présentation

Plate Tectonics

1.41k views • 77 slides

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

801 views • 55 slides

Geological Oceanography

968 views • 47 slides

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

711 views • 41 slides

The Structure of the Earth and Plate Tectonics

552 views • 37 slides

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.

636 views • 37 slides

Earth Quakes

599 views • 35 slides

Theory of Plate Tectonics

612 views • 34 slides

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

444 views • 33 slides

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 ...

2.95k views • 32 slides

Characteristics of Volcanoes

Characteristics of Volcanoes.

1.06k views • 27 slides

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

437 views • 27 slides

Plate Tectonics

801 views • 24 slides

Plate Tectonics Study Guide

446 views • 22 slides

How to Use This Presentation

389 views • 19 slides

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.

608 views • 15 slides

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.

475 views • 13 slides

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.

843 views • 12 slides

Where do we find earthquakes and volcanoes?

288 views • 9 slides

Volcanoes

514 views • 8 slides