Thursday, March 3, 2011

convection currents in the mantle

convection currents in the mantle

convection currents in the mantle

The plates move in response to the slow convection currents in the mantle.

The plates move in response to the slow convection currents in the mantle.

Convection Currents. The mantle

Convection Currents. The mantle

Mantle CONVECTION. Convection occurs because the density of a fluid is

Mantle CONVECTION. Convection occurs because the density of a fluid is

Convection currents in the crust, known as the lithosphere

Convection currents in the crust, known as the lithosphere

Inside the mantle, convection currents rise slowly, fueled by heat in the

Inside the mantle, convection currents rise slowly, fueled by heat in the

Convection currents within the mantle

Convection currents within the mantle

Various convection current systems proposed for tectonic movement.

Various convection current systems proposed for tectonic movement.

The food coloring moves through the water as a result of convection currents

The food coloring moves through the water as a result of convection currents

These convection currents are created by heat from within the earth - much

These convection currents are created by heat from within the earth - much

 (mantle plumes, subduction zones, midocean ridges, convection currents,

(mantle plumes, subduction zones, midocean ridges, convection currents,

 ride on the asthenosphere, which flows due to convection currents.

ride on the asthenosphere, which flows due to convection currents.

The mantle is a hotbed of unrest, with swirling convection currents

The mantle is a hotbed of unrest, with swirling convection currents

 the upper mantle towards

the upper mantle towards

The Mantle

The Mantle

This creates a slow vertical current in the mantle.

This creates a slow vertical current in the mantle.

Note the assumed mantle convection. When a fluid is heated from beneath,

Note the assumed mantle convection. When a fluid is heated from beneath,

The aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of

The aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of

 the convection currents in the mantle moves the plates of the Earth.

the convection currents in the mantle moves the plates of the Earth.

The movement of the plates is driven by convection currents in the mantle.

The movement of the plates is driven by convection currents in the mantle.

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