Plate Tectonics
... is called a “hot spot”. This is an area where the magma melts through the crust. These are often in the middle of the continental crust or oceanic plate. When on an oceanic plate may form a series of volcanic mountains such as the Hawaiian Islands. ...
... is called a “hot spot”. This is an area where the magma melts through the crust. These are often in the middle of the continental crust or oceanic plate. When on an oceanic plate may form a series of volcanic mountains such as the Hawaiian Islands. ...
4 Deforming the Earth`s Crust
... Possible answer: Seismologists look at the relative sizes of the different waves. A magnitude 5.0 earthquake is 10 times stronger than a magnitude 4.0. A magnitude 6.0 is 10 times stronger than a 5.0. So, 10 times 10 makes it 100 times stronger. ...
... Possible answer: Seismologists look at the relative sizes of the different waves. A magnitude 5.0 earthquake is 10 times stronger than a magnitude 4.0. A magnitude 6.0 is 10 times stronger than a 5.0. So, 10 times 10 makes it 100 times stronger. ...
Draft Museum Guide - Valley Geology
... exposed to higher temperatures and pressures. This occurs during mountain building. As rocks are exposed to higher temperatures and pressure metamorphic reactions can occur, where elements in certain minerals re ...
... exposed to higher temperatures and pressures. This occurs during mountain building. As rocks are exposed to higher temperatures and pressure metamorphic reactions can occur, where elements in certain minerals re ...
Poster NGC 2013 Transitional I-S type characteristics in the Main
... The dominantly Triassic Main Range Granite of Peninsular Malaysia that occurs west of the Bentong‒Raub suture zone was previously regarded exclusively as S–type granite. Among the S-type characteristics of the granite are, (a) high initial 87Sr/86Sr isotope ratio > 0.710, (b) low Na2O content, < 3.2 ...
... The dominantly Triassic Main Range Granite of Peninsular Malaysia that occurs west of the Bentong‒Raub suture zone was previously regarded exclusively as S–type granite. Among the S-type characteristics of the granite are, (a) high initial 87Sr/86Sr isotope ratio > 0.710, (b) low Na2O content, < 3.2 ...
Geology of the Hawaiian Islands
... • Loss of cohesion of a body under the influence of deforming stress • Usually occurs along sub-planar surfaces that separate zones of coherent material ...
... • Loss of cohesion of a body under the influence of deforming stress • Usually occurs along sub-planar surfaces that separate zones of coherent material ...
J
... Fuca Ridge off the northwestern US coast, and one on the Mid-Atlantic Ridge about halfway between Florida and West Africa. The drill cores recovered from these sites allow scientists to study the variability in rock-water reactions that occur under the different physical and chemical conditions foun ...
... Fuca Ridge off the northwestern US coast, and one on the Mid-Atlantic Ridge about halfway between Florida and West Africa. The drill cores recovered from these sites allow scientists to study the variability in rock-water reactions that occur under the different physical and chemical conditions foun ...
Partial melting - simple process, huge global
... melting point materials sinking to the bottom and the liquid from the lower melting point materials flowing to the top. These two different materials, that have different chemical compositions and different physical properties, may then be further separated, eg, by the liquid rising further through ...
... melting point materials sinking to the bottom and the liquid from the lower melting point materials flowing to the top. These two different materials, that have different chemical compositions and different physical properties, may then be further separated, eg, by the liquid rising further through ...
Plate Tectonics and Continental Drift
... – Second layer is pillow basalt overlying basaltic dikes (extensively sampled) – Third layer is thought to be composed of sill-like gabbro intrusions (not directly sampled) ...
... – Second layer is pillow basalt overlying basaltic dikes (extensively sampled) – Third layer is thought to be composed of sill-like gabbro intrusions (not directly sampled) ...
CVA Proposal - Google Drive - Mars Education
... shown that Earth isn’t the only planet in the solar system with plate tectonics. By examining images of geological examples on Earth and comparing them to Mars, the discovery has been confirmed. Examples are comparing California’s Death Valley Faults to smooth flat sides of canyon walls on Mars. Thi ...
... shown that Earth isn’t the only planet in the solar system with plate tectonics. By examining images of geological examples on Earth and comparing them to Mars, the discovery has been confirmed. Examples are comparing California’s Death Valley Faults to smooth flat sides of canyon walls on Mars. Thi ...
Review for Exam 32 & 33
... The inner core is not solid, it is a liquid Refraction of seismic waves as they encounter different mediums The absence of waves after the crust The wave shadow effect of P & S waves and the P waves increasing speed as it enters the core ...
... The inner core is not solid, it is a liquid Refraction of seismic waves as they encounter different mediums The absence of waves after the crust The wave shadow effect of P & S waves and the P waves increasing speed as it enters the core ...
In-Situ Chlorine-36
... First and foremost, determine the rock/mineral type you want to sample, from what surface and how many samples you need to collect. Because chlorine-36 is produced from several target elements, virtually all rock types are suitable for sampling. The number of samples is related to geological charact ...
... First and foremost, determine the rock/mineral type you want to sample, from what surface and how many samples you need to collect. Because chlorine-36 is produced from several target elements, virtually all rock types are suitable for sampling. The number of samples is related to geological charact ...
Volcano Intro ppt
... • Impact occurs soon after Earth’s core formation event because of the small lunar Fe core and difference in bulk density (rMoon = 3.3 g/cc << rEarth = 5.5 g/cc). • Impact event must occur before formation of the lunar highlands at 4.4 Ga, which formed as a result of the crystallization of the lunar ...
... • Impact occurs soon after Earth’s core formation event because of the small lunar Fe core and difference in bulk density (rMoon = 3.3 g/cc << rEarth = 5.5 g/cc). • Impact event must occur before formation of the lunar highlands at 4.4 Ga, which formed as a result of the crystallization of the lunar ...
Chapter 14 - AC Reynolds High
... 1. Dynamic forces that move matter within the earth and on its surface recycle the earth’s rocks, form deposits of mineral resources, and cause volcanic eruptions, earthquakes, and tsunamis. 2. The available supply of a mineral resource depends on how much of it is in the earth’s crust, how fast we ...
... 1. Dynamic forces that move matter within the earth and on its surface recycle the earth’s rocks, form deposits of mineral resources, and cause volcanic eruptions, earthquakes, and tsunamis. 2. The available supply of a mineral resource depends on how much of it is in the earth’s crust, how fast we ...
chapter14
... 1. Dynamic forces that move matter within the earth and on its surface recycle the earth’s rocks, form deposits of mineral resources, and cause volcanic eruptions, earthquakes, and tsunamis. 2. The available supply of a mineral resource depends on how much of it is in the earth’s crust, how fast we ...
... 1. Dynamic forces that move matter within the earth and on its surface recycle the earth’s rocks, form deposits of mineral resources, and cause volcanic eruptions, earthquakes, and tsunamis. 2. The available supply of a mineral resource depends on how much of it is in the earth’s crust, how fast we ...
The Physical Setting
... 1458 A gravity meter is used to measure the amount of gravitational pull at the Earth's North Pole and at the Earth's Equator. How would these readings of gravitational pull compare? [Assume both readings are taken at sea level.] (1) The reading would be lower at the North Pole than at the Equator. ...
... 1458 A gravity meter is used to measure the amount of gravitational pull at the Earth's North Pole and at the Earth's Equator. How would these readings of gravitational pull compare? [Assume both readings are taken at sea level.] (1) The reading would be lower at the North Pole than at the Equator. ...
chapter 11 -- plate tectonics
... II. Theory of Seafloor Spreading -- proposed by _________ _________. • The theory states that hot, less dense material in the mantle is forced upward to the surface at the ______-________ ridges. • As magma is forced upward at mid-ocean ridges, it flows in ________ directions away from the ridge. • ...
... II. Theory of Seafloor Spreading -- proposed by _________ _________. • The theory states that hot, less dense material in the mantle is forced upward to the surface at the ______-________ ridges. • As magma is forced upward at mid-ocean ridges, it flows in ________ directions away from the ridge. • ...
Narrative for “Journey to the Center of the Earth”: Attention! Attention
... Stop Number 10 – Core/Mantle Boundary: We’re now 2885 km below the surface and at the core/mantle boundary. Let’s turn around and look at the Earth’s surface to see how far we’ve gone and to see how much of the Earth is mantle. Let’s also look further down in depth to the Earth’s center to see how ...
... Stop Number 10 – Core/Mantle Boundary: We’re now 2885 km below the surface and at the core/mantle boundary. Let’s turn around and look at the Earth’s surface to see how far we’ve gone and to see how much of the Earth is mantle. Let’s also look further down in depth to the Earth’s center to see how ...
Volcanoes
... located in the crust and upper mantle, melts Factors that influence the generation of magma from solid rock • Role of heat Earth’s natural temperature increases with depth (geothermal gradient) is not sufficient to melt rock at the lower crust and upper mantle ...
... located in the crust and upper mantle, melts Factors that influence the generation of magma from solid rock • Role of heat Earth’s natural temperature increases with depth (geothermal gradient) is not sufficient to melt rock at the lower crust and upper mantle ...
Material includes all lectures (including the first Anthropocene
... Material includes all lectures (including the first Anthropocene Lecture) Please note that while much of the Earth Science content in the first half of the quarter has occurred in lecture, there is some from labs around the different types of rocks and minerals you would expect in different location ...
... Material includes all lectures (including the first Anthropocene Lecture) Please note that while much of the Earth Science content in the first half of the quarter has occurred in lecture, there is some from labs around the different types of rocks and minerals you would expect in different location ...
Shirley Duke - 21st Century Kids Home
... paint and clogs drains. The soil is stripped away, and dust coats the region. It settles over crops and roads. Trees and other plants are necessary to prevent erosion of soil. Wildfires strip the land of the grass and trees that hold the soil in place. Grazing animals, like sheep eat away at the gro ...
... paint and clogs drains. The soil is stripped away, and dust coats the region. It settles over crops and roads. Trees and other plants are necessary to prevent erosion of soil. Wildfires strip the land of the grass and trees that hold the soil in place. Grazing animals, like sheep eat away at the gro ...
CH08
... • Igneous rocks are mixtures of minerals • Melting occurs over a range of temperatures for various minerals • Produces a magma with a higher silica content than the original rock ...
... • Igneous rocks are mixtures of minerals • Melting occurs over a range of temperatures for various minerals • Produces a magma with a higher silica content than the original rock ...
An overview of mass movement
... Earth flows involve fine-grained materials, such as clay or silt, and typically occur in humid areas after heavy rains or the melting of snow. Debris flows usually result from heavy rains as well and may start with slumps before flowing downhill, forming lobes with a surface broken by ridges and fur ...
... Earth flows involve fine-grained materials, such as clay or silt, and typically occur in humid areas after heavy rains or the melting of snow. Debris flows usually result from heavy rains as well and may start with slumps before flowing downhill, forming lobes with a surface broken by ridges and fur ...
The Third Planet
... disturbed much since its surface formed. Its surface still bears the scars of the accretion process. On the other ...
... disturbed much since its surface formed. Its surface still bears the scars of the accretion process. On the other ...
Continental Formation - Department of Geosciences
... Key issues to remember • Oceanic crust is mafic/basaltic and young older oceanic materials are subducted • Continental crust has the average of a granitoid, appears unsubductable • Continental masses grow over time, some continents have older cratons in their cores ...
... Key issues to remember • Oceanic crust is mafic/basaltic and young older oceanic materials are subducted • Continental crust has the average of a granitoid, appears unsubductable • Continental masses grow over time, some continents have older cratons in their cores ...
Composition of Mars
The composition of Mars covers the branch of the geology of Mars that describes the make-up of the planet Mars.