'Crustal rocks' diaporamas de présentation

Our Hazardous Environment GEOG 1110 Dr. Thieme

Our Hazardous Environment GEOG 1110 Dr. Thieme. Lecture 2: Earth's Structure, Plate Tectonics, and the Rock Cycle. Structure of Earth. Average density of the solid Earth = 5.5 g/cm 3. Rocks of continental crust average 2.5 to 3.0 g/cm 3. Dense (Fe, Ni) core required by planetary motions.

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Section 19.1 Forces Within Earth

332 views • 20 slides

Section 13-1 Review

Section 13-1 Review. Page #324:1-8. #1. Describe three conditions that affect whether magma forms. Magma forms when . . . . the temperature of the rock rises above the melting point of the minerals that compose it, . the pressure of the rock decreases faster than its temperature does, .

268 views • 17 slides

Lecture 3 and 4 Dr. Mohammed Ajjour

Lecture 3 and 4 Dr. Mohammed Ajjour. Introduction. Chapter 1 The Earth and Life. 4.6 Billion years ago , Sun and other planets were formed from Premordial Nebula. During the first some million years, some redistribution of elements of the Earth took place and Volcanoes erupted.

270 views • 13 slides

Igneous Rocks and Plate Tectonics

Igneous Rocks and Plate Tectonics . Igneous Petrotectonic Assemblages. Igneous Rocks and Tectonics. Igneous rock formation largely tied to tectonic activity 3 main tectonic settings for making igneous rocks:. Igneous Rocks at Divergent Margins: Mid-Ocean Ridges. Magma origin:

2.98k views • 10 slides

Igneous Rocks and Plate Tectonics

Igneous Rocks and Plate Tectonics . Igneous Petrotectonic Assemblages. Igneous Rocks and Tectonics. Igneous rock formation largely tied to tectonic activity 3 main tectonic settings for making igneous rocks:. Igneous Rocks at Divergent Margins: Mid-Ocean Ridges. Magma origin:

388 views • 10 slides