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What causes convection currents it the mantle?
Convection currents in the mantle are mainly caused by the heat generated from the radioactive decay of elements within the Earth's interior. This heat creates temperature differences in the mantle, causing warmer, less dense rock to rise and cooler, denser rock to sink, driving the movement of mantle material in a continuous cycle.
What 2 processes transport Earths energy surpluses poleward from the tropics?
Wind and water. Air currents (wind) carry heat poleward. This is mainly heat transfer by convection. Water currents carry heat poleward. This is heat transfer by convection and conduction.
What is the main cause of surface currents in earth's ocean?
Surface currents in the Earth's oceans are mainly caused by the combination of the wind and the rotation of the Earth (Coriolis effect). The wind pushes the surface water, creating movement, and the Coriolis effect deflects this movement to create currents.
How is earths outer core heat mainly transferred?
Heat in Earth's outer core is mainly transferred through convection, where hot liquid iron rises and cold liquid iron sinks due to differences in temperature and density. This continuous movement of material helps generate Earth's magnetic field through the process of geodynamo.
How is heat transferred through a radiator?
Heat is transferred through a radiator primarily by convection. As hot water or steam flows through the radiator, it warms the metal fins of the radiator. The warm metal then heats the surrounding air, which rises and creates a convection current, transferring heat into the room.
Does the convection currents in the mantle are mainly caused by heat coming from the core?
Yes, convection currents in the mantle are mainly driven by heat coming from the Earth's core. Heat from the core creates temperature differences in the mantle, causing warmer, less dense materials to rise and cooler, denser materials to sink, thus setting up convection currents.
What is heat transferred mainly by in the troposphere?
convection currents.
What causes convection currents it the mantle?
Convection currents in the mantle are mainly caused by the heat generated from the radioactive decay of elements within the Earth's interior. This heat creates temperature differences in the mantle, causing warmer, less dense rock to rise and cooler, denser rock to sink, driving the movement of mantle material in a continuous cycle.
Which layers of the earth does convection occur?
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.
What types of matter does convection occur?
Convection occurs mainly in the gaseous state, where heat is transferred through currents in air. Convection can also occur in liquids, however it is generally identified with gases.gas and liquid
What 2 processes transport Earths energy surpluses poleward from the tropics?
Wind and water. Air currents (wind) carry heat poleward. This is mainly heat transfer by convection. Water currents carry heat poleward. This is heat transfer by convection and conduction.
In what layer does convection occur?
Convection occurs mainly in the mantle layer of the Earth. As the mantle is partially molten and capable of flowing over long periods of time, the movement of material due to differences in temperature and density forms convection currents.
What is the main cause of surface currents in earth's ocean?
Surface currents in the Earth's oceans are mainly caused by the combination of the wind and the rotation of the Earth (Coriolis effect). The wind pushes the surface water, creating movement, and the Coriolis effect deflects this movement to create currents.
Currents are mainley caused by?
Surface ocean currents are mainly wind-driven and occur in all of the world's oceans. Examples of large surface currents that move across vast expanses of ocean are the Gulf Stream, the North Atlantic Current, the California Current, the Atlantic South Equatorial Current, and the Westwind Drift. --- Vertical and ocean-bottom currents are mainly driven by density differences caused by changes in temperature and salinity.
Which of Earth's layers is comprised mainly of extremely hot liquid metals?
Earth's outer core is comprised mainly of extremely hot liquid metals, such as iron and nickel. This layer is responsible for generating the planet's magnetic field through its movement and convection currents.
What type of energy transfer is thought to be the force of plate movement?
The force of plate movement is mainly driven by the transfer of heat energy through the process of convection in the Earth's mantle. This heat transfer causes convection currents that move the tectonic plates above them, leading to plate movement.
What process drives the lithospheric plates across the surface of earth?
The process that drives the movement of lithospheric plates across the surface of the Earth is called plate tectonics. This movement is mainly driven by the heat generated from radioactive decay in the Earth's interior, which creates convection currents in the semi-fluid asthenosphere beneath the lithosphere. These convection currents cause the lithospheric plates to move, leading to phenomena like seafloor spreading, subduction, and continental drift.
