The Earth`s Structure - Geog
... Thin, outer-layer of the earth. It is as thin as the skin of an apple is to its flesh. Mantle Composed mainly of silicate rocks, which contain a lot of magnesium and iron. It extends to a depth of 2900km. Temperatures can reach 5000 degrees Celsius, which generate convection currents. Core Contains ...
... Thin, outer-layer of the earth. It is as thin as the skin of an apple is to its flesh. Mantle Composed mainly of silicate rocks, which contain a lot of magnesium and iron. It extends to a depth of 2900km. Temperatures can reach 5000 degrees Celsius, which generate convection currents. Core Contains ...
Volcano Directed Reading
... 21. Describe what happens to volcanic activity when the lithospheric plate above a mantle plume continues to drift. _________________________________________________________ _________________________________________________________________________ 13. 2 DIRECTED READING 22. Lava provides an opportu ...
... 21. Describe what happens to volcanic activity when the lithospheric plate above a mantle plume continues to drift. _________________________________________________________ _________________________________________________________________________ 13. 2 DIRECTED READING 22. Lava provides an opportu ...
Unit 1 Workbook File
... What name is given to large cracks in the earth's crust? What name is given to faults formed by tensional forces? What name is given to faults formed by compressional forces? How do overthrust faults differ from regular reverse faults? ...
... What name is given to large cracks in the earth's crust? What name is given to faults formed by tensional forces? What name is given to faults formed by compressional forces? How do overthrust faults differ from regular reverse faults? ...
Earth`s Structure and Tectonics Overview 2014
... called _______________________ boundaries. The molten material rises then cools in the sea, causing it to harden, forming ______________ _______________ ___________________. 9. As more molten material rises and hardens, it forces the sea floor to move apart. This process is called _______________ __ ...
... called _______________________ boundaries. The molten material rises then cools in the sea, causing it to harden, forming ______________ _______________ ___________________. 9. As more molten material rises and hardens, it forces the sea floor to move apart. This process is called _______________ __ ...
Inside Edition
... form protoplanets which were molten, at first Dense materials like iron and nickel would tend to sink towards the middle As cooling progressed lighter materials floated to the surface like “scum” and formed the crust This was all completed about 4 billion ...
... form protoplanets which were molten, at first Dense materials like iron and nickel would tend to sink towards the middle As cooling progressed lighter materials floated to the surface like “scum” and formed the crust This was all completed about 4 billion ...
- gst boces
... The smaller the distance between two objects, the greater the gravitational attraction. The larger the mass of an object, the greater the gravitational attraction. Terrestrial Planets: Mercury, Venus, Earth, Mars; are all small, dense, rocky Jovian Planets: Jupiter, Saturn, Uranus, Neptune; ...
... The smaller the distance between two objects, the greater the gravitational attraction. The larger the mass of an object, the greater the gravitational attraction. Terrestrial Planets: Mercury, Venus, Earth, Mars; are all small, dense, rocky Jovian Planets: Jupiter, Saturn, Uranus, Neptune; ...
Earth,Notes,RevQs,Ch1
... Unfortunately, many of his wrong interpretations continued to be believed for many centuries, thus thwarting the acceptance of better ideas based on observations. 3. They believed Earth to be a very young planet. Accepting such a brief geologic history forced them to explain Earth's evolution in ter ...
... Unfortunately, many of his wrong interpretations continued to be believed for many centuries, thus thwarting the acceptance of better ideas based on observations. 3. They believed Earth to be a very young planet. Accepting such a brief geologic history forced them to explain Earth's evolution in ter ...
Chapter 7 Vocabulary List
... 2. Continental drift theory- A theory that originally proposed that the continents are rafted about. It has essentially been replaced by the plate tectonics theory 3. Continental volcanic arc- Mountains formed in part by igneous activity associated with the subduction of oceanic lithosphere beneath ...
... 2. Continental drift theory- A theory that originally proposed that the continents are rafted about. It has essentially been replaced by the plate tectonics theory 3. Continental volcanic arc- Mountains formed in part by igneous activity associated with the subduction of oceanic lithosphere beneath ...
Chap7Sect2 -Cont Drift and Sea-floor
... chain of mountains extending into all of Earth’s oceans, that curves like the seam of a baseball along the sea floor. ...
... chain of mountains extending into all of Earth’s oceans, that curves like the seam of a baseball along the sea floor. ...
The Layers of the Earth
... The Mantle The mantle is the largest layer of the Earth, 1,800 miles thick. The mantle is composed of very hot, dense rock. It is made of oxygen, silicon, and magnesium. This layer of rock even flows like asphalt under a heavy weight. This flow is due to great temperature differences from the botto ...
... The Mantle The mantle is the largest layer of the Earth, 1,800 miles thick. The mantle is composed of very hot, dense rock. It is made of oxygen, silicon, and magnesium. This layer of rock even flows like asphalt under a heavy weight. This flow is due to great temperature differences from the botto ...
Science Study Guide - Thomas C. Cario Middle School
... that moves them? Asthenosphere, Heat comes from core 22. Heat rises in the mantle because it is __LESS__ dense and sinks because it’s MORE dense 23. What do we call the large sections of the Earth’s crust? Know that they are part of the lithosphere which includes oceanic and continental crust. Plate ...
... that moves them? Asthenosphere, Heat comes from core 22. Heat rises in the mantle because it is __LESS__ dense and sinks because it’s MORE dense 23. What do we call the large sections of the Earth’s crust? Know that they are part of the lithosphere which includes oceanic and continental crust. Plate ...
ppt
... Fe, O, Si and Mg 6 most abundance elements in the Primitive Mantle: - O, Si, Mg, and – Fe, Al, Ca This result and 1st order physical data for the core yield a precise estimate for the planet’s Fe/Al ratio : 20 ± 2 ...
... Fe, O, Si and Mg 6 most abundance elements in the Primitive Mantle: - O, Si, Mg, and – Fe, Al, Ca This result and 1st order physical data for the core yield a precise estimate for the planet’s Fe/Al ratio : 20 ± 2 ...
Composite Volcanoes - Wallkill Valley Regional High School
... the layer that you live on, and it is the most widely studied and understood. The mantle is much hotter and has the ability to flow. The outer core and inner core are even hotter with pressures so great you would be squeezed into a ball smaller than a marble if you were able to go to the center of t ...
... the layer that you live on, and it is the most widely studied and understood. The mantle is much hotter and has the ability to flow. The outer core and inner core are even hotter with pressures so great you would be squeezed into a ball smaller than a marble if you were able to go to the center of t ...
Terms you should be able to define and concepts you should
... geologic history of an area. Use Figure 4 to complete the questions below. 12. Which of the structures or layers are obviously igneous rocks? 13. Which structure is a fault? 14. Identify the unconformities in the figure. 15. Is rock layer I older or younger than layer J? What principle did you apply ...
... geologic history of an area. Use Figure 4 to complete the questions below. 12. Which of the structures or layers are obviously igneous rocks? 13. Which structure is a fault? 14. Identify the unconformities in the figure. 15. Is rock layer I older or younger than layer J? What principle did you apply ...
Plate Tectonics - Mrs. Robbins Earth Science
... • Climate: Fossils and rocks associated with different climates than present can be found in the layers of earth, and resemble those of other continents from a similar time period. ...
... • Climate: Fossils and rocks associated with different climates than present can be found in the layers of earth, and resemble those of other continents from a similar time period. ...
Terms you should be able to define and concepts you should
... geologic history of an area. Use Figure 4 to complete the questions below. 12. Which of the structures or layers are obviously igneous rocks? 13. Which structure is a fault? 14. Identify the unconformities in the figure. 15. Is rock layer I older or younger than layer J? What principle did you apply ...
... geologic history of an area. Use Figure 4 to complete the questions below. 12. Which of the structures or layers are obviously igneous rocks? 13. Which structure is a fault? 14. Identify the unconformities in the figure. 15. Is rock layer I older or younger than layer J? What principle did you apply ...
Unit 8
... • Rocks – large continuous part of the earths crust & many consist of 2 or more minerals • Rock types – 3 broad classifications are: – Igneous – formed from molten rock (ex. lava) – Sedimentary – impaction of sediment (ex. shale) – Metamorphic – rock that has been subjected to high temperature, high ...
... • Rocks – large continuous part of the earths crust & many consist of 2 or more minerals • Rock types – 3 broad classifications are: – Igneous – formed from molten rock (ex. lava) – Sedimentary – impaction of sediment (ex. shale) – Metamorphic – rock that has been subjected to high temperature, high ...
Plate Tectonic Vocabulary
... -Boundary along which two tectonic plates move toward each other -Characterized by subduction or continental collision -Crust is usually destroyed ...
... -Boundary along which two tectonic plates move toward each other -Characterized by subduction or continental collision -Crust is usually destroyed ...
The Earth Inside Outside and Above
... • Tectonic plates carried a number of land masses together to form a single continent, called Pangaea, which was surrounded by an ocean called Panthalassa. Then, beginning about 200 million years ago, Pangaea broke apart into the northern continent of Laurasia and the southern continent of Gondwanal ...
... • Tectonic plates carried a number of land masses together to form a single continent, called Pangaea, which was surrounded by an ocean called Panthalassa. Then, beginning about 200 million years ago, Pangaea broke apart into the northern continent of Laurasia and the southern continent of Gondwanal ...
Earth-Processes-and-Rock
... Rocks and Geologic Time •The observation and study of rock layers is used for the measurement of geologic time. •The earth has distinct layers of rock –The rock layers show a progression of organisms from layer to layer ...
... Rocks and Geologic Time •The observation and study of rock layers is used for the measurement of geologic time. •The earth has distinct layers of rock –The rock layers show a progression of organisms from layer to layer ...
Faith and Science: The Age of the Earth from
... how uranium within the zirconium breaks down into lead, scientists believe they know when the crystals formed with an error margin of less than 4 million years. The oldest zircons from the moon are about 10 million years older than the oldest yet discovered on Earth. "Alexander Nemchin and his colle ...
... how uranium within the zirconium breaks down into lead, scientists believe they know when the crystals formed with an error margin of less than 4 million years. The oldest zircons from the moon are about 10 million years older than the oldest yet discovered on Earth. "Alexander Nemchin and his colle ...