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What in the mantle is the force that causes the plates to move slowly over the crust?
Wiki User
∙ 9y ago
sea floor spreadong
Wiki User
∙ 9y ago
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Why is the earths crust always moving?
Simple- Convection in the mantle causes mantle to slowly move, and it pushes against the crust. As it does this, the tectonic plates move.
Why are the plates of the crust always moving?
Because the mantle has convection currents that push the plates around very slowly.
Causes and nature of an earthquake?
An earthquake is caused by the shifting of the tectonic plates that make up the earth's crust. Because of magma circulation in the mantle (due to difference in temperature closer and further away from the crust), the plates slowly slide against each other. Sometimes, the plates catch, and a large amount of pressure slowly builds up. When the plates eventually jolt out of being caught, the pressure is released in a sudden burst and causes an earthquake.
What is the theory that states that the earth's crust is divided into rigid plates that slowly move across the upper mantle?
plate tectonics.
Are plates made of Earth's crust and asthenosphere?
Tectonic plates are formed from the lithosphere which is the solid brittle portion of the upper mantle and the crust so tectonic plates are part of both the crust and the upper brittle mantle.
What layer of earth makes up the plates?
the crust + lithosphere earth's crust: crust crust continental crust lithosphere crust continental and oceanic crust mantle asthenosphere mantle lower mantle mantle outer core outer core inner core inner core
What causes oceanic and continental plates to move?
What causes the oceanic and continental plates to move is the mantle, which is the layer right beneath the crust. The mantle is not totally solid, so it moves, but very slowly that we can't even recognize the move.FUN FACT: Each year north america and europe are apart from each other for another 2 inches.Hope I was helpful. :)
What causes the continent's drift?
Tectonic Plates are floating on the semi-molten mantle. As there is movement beneath the crust, so the plates slowly move. The Indian plate crashing into the Asian plate, and being forced beneath the Asian plate, resulted in the formation of the Himalayas.
What is the tectonic plates in earth's crust?
plates of the earth's crust that float on top of the molted mantle layer.
Is the crust a layer of rocks under the plate or is the crust the plates?
The crust is the layer at the surface that forms the upper part of the plates. The plates also include a portion of the upper mantle just beneath the crust. Together, the crust and this upper portion of the mantle form the lithosphere.
Are tectonic plates made of crust and upper mantle?
No they are broken pieces of the earth which are what causes hurricanes, volcano explosions...etc.
Plates are composed of the?
crust and part of the upper mantle
