'Oceanic crust sinks' presentation slideshows

Plate Tectonics

Plate Tectonics Theory and Pangaea. Plate Tectonics . Earthquakes. The Surface of the Earth. Volcanoes. Mountains. The Surface of the Earth. The Earth has three layers; the crust , the mantle , and the core . These three layers are based on chemical composition. Next. Back.

685 views • 44 slides

This is

This is. Jeopardy. Earth Science. Final Jeopardy. Jeopardy. What is granite?. Earth's Interior for 200. Continental crust consists mainly of the rock ______________. Back to Jeopardy. What are geologists?. Earth's Interior for 400.

511 views • 39 slides

Chapter 2: Plate Tectonics

Chapter 2: Plate Tectonics. What is plate tectonics? Plate tectonics is the study of the origin and arrangement of the broad physical features of the Earth. Plate tectonics is the basic idea that the Earth is divided into a few large plates that move slowly and change in size.

568 views • 22 slides

Theory of Plate Tectonics

1.3k views • 17 slides

Volcanoes

339 views • 12 slides

How and why does subduction occur?

How and why does subduction occur?. Convergence One plate sinks beneath the other Dense oceanic crust sinks into mantle. What and where is the Wadati-Benioff zone?. Inclined array of earthquakes at subduction zone Correspond to upper edge of plate. How is magma produced at arcs?.

1.33k views • 11 slides