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If the Earth's mantle were completely solid, the tectonic plates, which are primarily composed of the Earth's crust and the uppermost part of the mantle (lithosphere), would be unable to move. This means that the plates, including the continental plates like the North American and Eurasian plates, as well as oceanic plates like the Pacific and Nazca plates, would become immobilized. The lack of movement would halt processes like continental drift, subduction, and seafloor spreading, fundamentally altering the planet's geology and surface dynamics.
What else can I help you with?
What layer in earths mantle do the plates slide over?
The asthenosphere.
Why are continents not fixed permanently in location on the earths crust?
The continents are embedded in the top side of crustal plates which float on the surface of the mantle. Convection currents in the mantle carry the plates around and the embedded continents travel along.
The driving forces to tectonic plates are related to convection currents in earths what?
mantle.
How are plates motions connected with motions within the rest of the earths mantle?
convection currents in the mantle provide the basic driving forces for plate motions.
What is rigid layer of earths surface made up of the crust and a part of the upper mantle?
the Lithosphere or Lithospheric Plates
What would happen to the earths plates if the mantle completely cooled down?
They'd stop moving.
What layer are the plates on?
The worlds tectonic plates slide on the earths mantle.
What is the surface on which the lithospheric plates move around earths surface?
Lower mantle is the surface on which the lithospheric plates move around earths surface.
What layer are the plates sliding on?
The worlds tectonic plates slide on the earths mantle.
How does plate tectonics affect the mantle?
Tectonic Plates float on top of the earths mantle, the earths mantle is made up liquid which is always circulating.
What are oceans current are formed by what?
Moving plates in the earths mantle.
What layer in earths mantle do the plates slide over?
The asthenosphere.
Why do Hawaiian Islands move?
They move because the plates in Earths mantle shift and cause the island to move slightly. As the plates move around they cause changes in Earths landforms. The more pressure is on the plates the more they move around. Because of Japans tsunami and earthquakes, the plates were moved around to Hawaii and possibly could have caused an island to move. If you wander what plates are well they are rigid blocks of crust and upper mantle rock.
What causes earths plates to move continuously?
Convection in the earth's mantle.
Why are continents not fixed permanently in location on the earths crust?
The continents are embedded in the top side of crustal plates which float on the surface of the mantle. Convection currents in the mantle carry the plates around and the embedded continents travel along.
The driving forces to tectonic plates are related to convection currents in earths what?
mantle.
How does convection in the earths mantle help shape the geosphere?
It will move the earth's plates so there :)
