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gravitational force

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12y ago
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6mo ago

Natural convection currents are caused by density differences in a fluid due to variations in temperature. When a fluid is heated, it becomes less dense and rises, creating a current. As the fluid cools, it becomes more dense and sinks, completing the convection cycle.

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Q: What forces causes natural convection currents?
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The driving forces of tectonic plates are related to convection currents in Earth's?

mantle.


What 3 forces possibly move tectonic plates?

convection currents


The driving forces to tectonic plates are related to convection currents in earths what?

mantle.


How do convection currents affect the lithosphere?

Convection currents in the mantle drive the movement of tectonic plates on the lithosphere. As the hot mantle material rises and cools, it creates forces that push and pull on the brittle lithospheric plates, causing them to move and interact at plate boundaries. This movement leads to phenomena such as earthquakes, volcanoes, and mountain formation.


Which forces responsible for earths crust and lithosphere floating on the mantle?

convection currents in the upper mantle


What is the layer of the earth convection the currents in this layer make the plates move?

The layer of the Earth where convection currents occur is the mantle. These currents are generated by the heat from the Earth's core, causing movement in the semi-fluid mantle material. The movement of these convection currents is one of the driving forces behind the movement of tectonic plates on the Earth's surface.


What three processes or forces combine to set convention currents in motion?

Unequal heating of Earth's surface: Differential heating of the Earth's surface by the sun creates temperature and pressure differences that drive convection currents. Rotation of Earth (Coriolis effect): The rotation of the Earth causes moving air or water to be deflected, which influences the direction of convection currents. Gravitational force: Gravity plays a role in pulling denser, cooler air or water downwards, while lighter, warmer air or water rises, initiating convection currents.


What happens to plates above rising convection currents?

the large amount of energy forces the two plates to move apart


What kind of currents inside the earth drive plate motion?

The main driving forces of plate motion are mantle convection currents and ridge push. Mantle convection currents are caused by the heat generated from the core creating movement in the mantle. Ridge push occurs at mid-ocean ridges where new crust is formed and pushes older crust away. These currents create the movement of tectonic plates on the Earth's surface.


What two internal forces shape the earth landforms?

Heat; from radioactive decay, friction, and residual heat from Earth's formation.Gravity.


What forces cause the movement of the continents from one supercontinent to their present positions?

the movement of convection currents in the mantle is the cause of plate motion.


What causes forces that affect currents in the ocean?

the uneven heating of the earth and change in the weather.