Convection currents can occur in either a gas or liquid medium but not in a solid medium (so you can have them in air, and you can have them in magma, but you can't have them in solid rock) and they only occur when there is a temperature difference, so that hotter, less dense material will rise, and colder, denser material will sink.
yes
The mantle or perhaps you are referring to the asthenosphere, the upper layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur.
Because the conditions of temperature and pressure that occur in stars do not occur on earth
Volcanoes do not occur randomly over Earth's surface. They occur along the located mark of plate boundaries.
Convection currents occur in the mantle, which is the middle layer of the Earth. The heat generated from the core causes the molten rock in the mantle to move in a circular pattern, creating convection currents.
Convection currents are circular movements of fluid driven by temperature differences. In Earth's mantle, convection currents occur in the asthenosphere, which is the semi-solid layer beneath the lithosphere. These currents play a significant role in plate tectonics and the movement of Earth's crustal plates.
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.
They occur in the Mantle.Prettyorc345Your welcome! I had the same problem on my science homework :)
Convection currents occur in the Earth's mantle, which is the layer beneath the Earth's crust. These currents are responsible for driving the movement of tectonic plates on the Earth's surface, leading to phenomena like earthquakes and volcanic activity.
Convection currents can be found in the mantle layer of Earth, specifically in the asthenosphere. These currents are responsible for driving tectonic plate movements and are a key component of the process of plate tectonics.
Convection currents occur in the mantle, which is the layer beneath the Earth's crust. These currents are responsible for the movement of tectonic plates and play a key role in shaping the Earth's surface through processes like plate tectonics and volcanic activity.
mantle
The mantle.
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Convection occurs mainly in the mantle, which is the layer beneath the Earth's crust. The heat generated by the core causes convection currents in the mantle, leading to the movement of tectonic plates.
Convection currents occur in the mantle, a semi-solid layer located beneath the Earth's crust. Heat from the Earth's core causes the material in the mantle to heat up, rise towards the crust, cool down, and then sink back towards the core, creating a circular motion of flow known as convection currents.