31_Geology
... Geologists suggest that several times in earth’s history most, or all, of the continents gathered to form a single super-continent, Pangea, surrounded by a single global ocean. ...
... Geologists suggest that several times in earth’s history most, or all, of the continents gathered to form a single super-continent, Pangea, surrounded by a single global ocean. ...
UNIT 11 Igneous Activity (Chapter 4) Study Guide
... and igneous activity than I will with this presentation. Also, this book interchanges the two terms silicic and felsic. The term felsic is derived from feldspar and silica ( quartz).] Earth’s Hot Interior - The original Earth became very hot during its formation. This heat was generated by: 1. Impac ...
... and igneous activity than I will with this presentation. Also, this book interchanges the two terms silicic and felsic. The term felsic is derived from feldspar and silica ( quartz).] Earth’s Hot Interior - The original Earth became very hot during its formation. This heat was generated by: 1. Impac ...
Geology Power Hour Powerpoint Geology Power Hour
... (lava), cools quickly with very small or no crystals formed http://www.windows.ucar.edu/tour/link=/earth/geology/ig_intrusive.html&edu=high&fr=t ...
... (lava), cools quickly with very small or no crystals formed http://www.windows.ucar.edu/tour/link=/earth/geology/ig_intrusive.html&edu=high&fr=t ...
Sea Floor Spreading The Mid-ocean Ridge
... the ocean floors move like conveyor belts, carrying the continents along with them. ...
... the ocean floors move like conveyor belts, carrying the continents along with them. ...
GY 112 "Word/Concept List" For Lecture Test One
... GY 111 "Word/Concept List" For Lecture Test One (2016) Be familiar with these 30 terms, multiple terms and/or concepts. You will see some of them in the definition and compare and contrast components of the up-coming Lecture test. They are not the only things that you are responsible for on the exam ...
... GY 111 "Word/Concept List" For Lecture Test One (2016) Be familiar with these 30 terms, multiple terms and/or concepts. You will see some of them in the definition and compare and contrast components of the up-coming Lecture test. They are not the only things that you are responsible for on the exam ...
Calc alk volcanism
... The central and northern Cascades are dominantly andesitic in composition. No basalts are present. In contrast, the volcanics of the Southern Cascades range in composition from basalt to rhyolite. This compositional difference can be related to geology of the underlying crustal rocks. In the northe ...
... The central and northern Cascades are dominantly andesitic in composition. No basalts are present. In contrast, the volcanics of the Southern Cascades range in composition from basalt to rhyolite. This compositional difference can be related to geology of the underlying crustal rocks. In the northe ...
1 - University of Arkansas
... accumulate in the darker colored (usually red)_______ horizon. a. A… …C c. C… …E b. O… …A d. E… …B 24. Porphyritic rocks are interpreted to have formed ______. a. under water c. along mid-ocean ridges b. in chill zones d. through two phases of crystallization 25. The two most abundant elements in th ...
... accumulate in the darker colored (usually red)_______ horizon. a. A… …C c. C… …E b. O… …A d. E… …B 24. Porphyritic rocks are interpreted to have formed ______. a. under water c. along mid-ocean ridges b. in chill zones d. through two phases of crystallization 25. The two most abundant elements in th ...
EPS 50 “Planet Earth” – Review for Midterm 1 (Fall 2010)
... 24. What is the composition (name) of typical volcanic rocks erupted at a) divergent plate boundaries, b) an island arc where two oceanic-‐plates meet, c) a convergent boundary where the volcanic ...
... 24. What is the composition (name) of typical volcanic rocks erupted at a) divergent plate boundaries, b) an island arc where two oceanic-‐plates meet, c) a convergent boundary where the volcanic ...
Sedimentary Rocks
... meta (change) morphic (form) … rocks changed by heat and pressure –but remain solid ...
... meta (change) morphic (form) … rocks changed by heat and pressure –but remain solid ...
Science Chapter 3 - Plymouth Christian School
... • geologist – a scientist who studies rocks to learn about Earth’s history ...
... • geologist – a scientist who studies rocks to learn about Earth’s history ...
The Lithosphere… - Mr Vincent Science
... 1. Why do you think the asthenosphere is described as being plastic in nature? ...
... 1. Why do you think the asthenosphere is described as being plastic in nature? ...
Chapter 7
... material’s resistance to flow Factors affecting viscosity Temperature—Hotter magmas are less viscous Composition—Silica (SiO2) content ...
... material’s resistance to flow Factors affecting viscosity Temperature—Hotter magmas are less viscous Composition—Silica (SiO2) content ...
Inside Earth Chapter 1 Plate Tectonics Study Guide Notes
... - Over tens of millions of years, Pangaea began to break apart. The pieces of Pangaea slowly moved toward their present-day locations becoming the continents they are today. - Wegener’s idea that the continents slowly moved over Earth’s surface became known as continental drift. Evidence to support ...
... - Over tens of millions of years, Pangaea began to break apart. The pieces of Pangaea slowly moved toward their present-day locations becoming the continents they are today. - Wegener’s idea that the continents slowly moved over Earth’s surface became known as continental drift. Evidence to support ...
Volcanoes
... The ash can blanket an area with over an inch of it The ash can fly faster than 200 miles an hour Kills more people than any type of volcano ...
... The ash can blanket an area with over an inch of it The ash can fly faster than 200 miles an hour Kills more people than any type of volcano ...
Mantle Plumes, Hot Spots and Igneous Rocks
... rate, the bigger the individual crystals will grow. The opposite also holds true, if magma or lava cools quickly, the crystals will be small. For example, obsidian is an extreme example of rapid cooling. In this case, the lava cooled so fast (it was “quenched”) that crystals did not have enough time ...
... rate, the bigger the individual crystals will grow. The opposite also holds true, if magma or lava cools quickly, the crystals will be small. For example, obsidian is an extreme example of rapid cooling. In this case, the lava cooled so fast (it was “quenched”) that crystals did not have enough time ...
Plate Tectonics Test Review
... What is Sea Floor Spreading? What is the evidence that it is occurring? • Sea Floor Spreading: the process by ...
... What is Sea Floor Spreading? What is the evidence that it is occurring? • Sea Floor Spreading: the process by ...
Lecture 16 Introduction to Volcanoes November 3rd
... Volcano, Hawaii. The world’s largest volcano, rising 13,690 ft above sea level and 33,000 ft from the ocean floor. ...
... Volcano, Hawaii. The world’s largest volcano, rising 13,690 ft above sea level and 33,000 ft from the ocean floor. ...
What is Egypt made of?
... Almost all the rocks of Egypt are light in color. Here and there, however, we find a black rock called basalt. The same thing could be said of Georgia or Texas or California -- rocks in the continental crust are mostly “granite” and sedimentary rocks like sandstone or limestone and basalt is rare. T ...
... Almost all the rocks of Egypt are light in color. Here and there, however, we find a black rock called basalt. The same thing could be said of Georgia or Texas or California -- rocks in the continental crust are mostly “granite” and sedimentary rocks like sandstone or limestone and basalt is rare. T ...
Earth`s interio
... – Boundary between Crust and Mantle Mantle • P-wave velocity 8 Km/sec & higher • Made of ultramafic rock – Low in silica, high in Fe, Mg – Denser than basalt • Lithosphere – rigid uppermost part of mantle plus crust – tectonic plates – Average thickness of 100 Km. • Asthenosphere ...
... – Boundary between Crust and Mantle Mantle • P-wave velocity 8 Km/sec & higher • Made of ultramafic rock – Low in silica, high in Fe, Mg – Denser than basalt • Lithosphere – rigid uppermost part of mantle plus crust – tectonic plates – Average thickness of 100 Km. • Asthenosphere ...
Chapter 7 and 8 Test Review
... 12. What does Pangaea mean? All land 13. What was the Glomar Challenger used to do? Gathered information about rocks on the seafloor 14. What is the difference between a divergent and convergent boundary? At a divergent boundary, plates move apart. At a convergent boundary, plates move together. 15. ...
... 12. What does Pangaea mean? All land 13. What was the Glomar Challenger used to do? Gathered information about rocks on the seafloor 14. What is the difference between a divergent and convergent boundary? At a divergent boundary, plates move apart. At a convergent boundary, plates move together. 15. ...
Physical Science Exam
... 1. The most important volcanic belt, a narrow zone of active volcanoes that nearly encircles the Pacific basin, is known as the ____. a. Ring of Fire b. Circum-Pacific belt c. Pacific Archipelago d. San Andreas belt 2. According to plate tectonics, earthquakes and volcanoes are far more likely to oc ...
... 1. The most important volcanic belt, a narrow zone of active volcanoes that nearly encircles the Pacific basin, is known as the ____. a. Ring of Fire b. Circum-Pacific belt c. Pacific Archipelago d. San Andreas belt 2. According to plate tectonics, earthquakes and volcanoes are far more likely to oc ...
Volcanoes - Ms. Buzanowski's 8th Grade Class
... lava dropping from the air Reservoir – where magma is stored Summit – highest point Vent - opening where lava flows ...
... lava dropping from the air Reservoir – where magma is stored Summit – highest point Vent - opening where lava flows ...
Volcanoes
... lava dropping from the air Reservoir – where magma is stored Summit – highest point Vent - opening where lava flows ...
... lava dropping from the air Reservoir – where magma is stored Summit – highest point Vent - opening where lava flows ...
Basalt
Basalt (pronounced /bəˈsɔːlt/, /ˈbæsɒlt/, /ˈbæsɔːlt/, or /ˈbeɪsɔːlt/)is a common extrusive igneous (volcanic) rock formed from the rapid cooling of basaltic lava exposed at or very near the surface of a planet or moon. Flood basalt describes the formation in a series of lava basalt flows.