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A tectonic plate consists of a piece or fragment of the earth's lithosphere, which is in turn composed of the earth's crust and that portion of the earth's upper mantle which behaves as a brittle solid through which fractures can propagate.

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How many tectonic plates are made of only oceanic crust?

There are seven tectonic plates that are primarily made up of oceanic crust: the Pacific Plate, Nazca Plate, Cocos Plate, Juan de Fuca Plate, Philippine Sea Plate, Arabian Plate, and the Scotia Plate. These plates are generally located in the ocean basins and are involved in the movement and interactions of Earth's tectonic plates.


What kind of tectonic plate is mt.erebus?

Mt. Erubus has tectonic plates made up of parts of the lithosphere. These plates grind together or pull apart and this causes volcanoes to erupt.


What are the plates that make up Earth's crust?

The Earth's crust is made up of several tectonic plates which include the Pacific Plate, North American Plate, Eurasian Plate, African Plate, Antarctic Plate, South American Plate, Indo-Australian Plate, and the Nazca Plate. These plates float on the semi-fluid layer of the mantle beneath them and interact with each other through movements such as sliding past, colliding, or subducting under one another, causing geological events like earthquakes and volcanic eruptions.


Is the mantle made of rigid material?

According to plate tectonic theory and observations of seismic waves, the upper mantle is solid and more dense than the crust. At greater depth, the rigidity abruptly decreases and it becomes very flexible, but not liquid.


What 3 tectonic plates contain mostly SIMA?

The three tectonic plates that contain mostly SIMA (silicate and magnesium-rich rock) are the Pacific Plate, the Philippine Sea Plate, and the Juan de Fuca Plate. These plates are characterized by their oceanic crust composition, which is primarily made up of SIMA.

Related Questions

In the plate tectonic theory a plate can be made up of?

plate is the part of lithosphere which is wholly cut upto asthenosphere, while the lithosphere is crust plus upper mantle, which is hard rigid rocks.


Examples of tectonic plates?

Plate tectonics is the geologic theory that the Earth's crust is made up of rigid plates. Some examples of tectonic plates are the African Plate, the Antarctic Plate, the Eurasian Plate and the Pacific Plate.


What is a tectonic plate made of?

== == A tectonic plate is made of rock in various stages of the rock cycle, the vast majority being composed of igneous rock.


Is the crust made of tectonic plates?

Yes, it is made of tectonic plates and those plates have names e.g. Indo Australian plate, Eurasion plate


What made volcanoes?

Volcano's are made by tectonic plate movements.


How many tectonic plates is earth made of?

The Earth is made up of 7 major tectonic plates, which include the Pacific Plate, African Plate, Eurasian Plate, Australian Plate, Antarctic Plate, North American Plate, and South American Plate.


How many tectonic plates are made of only oceanic crust?

There are seven tectonic plates that are primarily made up of oceanic crust: the Pacific Plate, Nazca Plate, Cocos Plate, Juan de Fuca Plate, Philippine Sea Plate, Arabian Plate, and the Scotia Plate. These plates are generally located in the ocean basins and are involved in the movement and interactions of Earth's tectonic plates.


What type of crust can a tectonic plate be made of?

Granite.


What is the Tectonic plate?

that the earth crust are made up of all different plates


What kind of tectonic plate is mt.erebus?

Mt. Erubus has tectonic plates made up of parts of the lithosphere. These plates grind together or pull apart and this causes volcanoes to erupt.


Did John Tuzo Williams contribute to Alfred Wegener's continental drift theory?

No, John Tuzo Wilson did not contribute to Alfred Wegener's continental drift theory. Williams was a geophysicist known for his research on plate tectonics, which built upon Wegener's ideas. He helped further develop the theory by proposing the concept of transform faults and the Wilson Cycle.


Which theory explains that the earth is made up of major plates the once joine like a jigsaw puzzle?

The theory that explains the Earth's lithosphere is divided into several plates that move and interact with one another is called plate tectonics. This theory suggests that these plates were once joined together as a single supercontinent called Pangaea and have since drifted apart to their current positions.