0
No, the main heat source for the mantle (as well as the core) is radioactive decay of elements like uranium within the mantle itself (or core, respectively). Heat rising from the core into the already hot mantle does set up the differential heat profile that drives much of the mantle convection, but even without the additional core heat the mantle would convect (but slower) so that its heat would rise to the crust.
What else can I help you with?
What is the order of the earth's inner layers?
Crust, mantle, outer core, inner core
Earth is composed what of main three layers?
Crust, mantle, and core
Is earth divided by composition into three layers?
The 3 main layers of earth (crust, mantle, core) are divided into crust, upper mantle, lower mantle, outer core, and inner core.
How thick is each 8 layer of the Earth?
There are five basic layers of the Earth, being the crust, upper mantle, inner mantle, outer core, and inner core. Of these, the lithosphere is composed of the crust and upper mantle, and the asthenosphere is part of the mantle, below the lithosphere.
What are. The three parts of the earth?
The core, mantle and the crust. (There is an inner and outer core, and an inner and outer mantle.)
What is earths mantle heated by?
Earth's mantle is mainly heated by the decay of radioactive isotopes and residual heat from the formation of the planet. This heat causes convection currents in the mantle which drive plate tectonics and other geological processes.
What is the distance from the outer core to the mantle?
The distance from the outer core to the mantle is approximately 2,900 kilometers. The outer core is a layer beneath the Earth's mantle, composed mainly of iron and nickel, while the mantle is the layer located between the crust and the outer core.
What among the crust the mantle and the core has the highest density?
The core has the highest density among the crust, mantle, and core. This is because the core is composed mainly of iron and nickel, which are heavy elements that increase its overall density compared to the other layers of the Earth.
Define earth's mantle?
It is mainly solid and is located between the outer crust and core.
Magma forms when rocks begin to melt?
Yes. Magma is underground molten rock.
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 the layer of hot solid material between earth's crust and outer core?
The layer of hot solid material between the Earth's crust and outer core is called the mantle. It is composed of silicate rocks and is divided into the upper mantle and lower mantle. Heat from the Earth's core causes convection currents in the mantle, which drive the movement of tectonic plates.
How is the lower mantle different from the inner core?
The lower mantle is a solid layer located between the upper mantle and the outer core of the Earth, composed mainly of silicate minerals. In contrast, the inner core is a solid sphere composed primarily of iron and nickel at Earth's center due to extreme pressure. The lower mantle is part of the mantle layer, whereas the inner core is part of the core layer of the Earth.
What is the difference between the mantle and outer core of the Earth?
There are differences in chemistry (the mantle is mainly ultramafic rock--the outer core is metallic), in phase (the mantle is predominately solid--the outer core is liquid), in depth (the outer core is closer to the center of the Earth), and in density (the outer core is more dense).
What is the layer under the earth's mantle called?
the layer under the mantle layer is the outer core
Which layer is the coolest?
The Crust Is The Coolest One I Think because it isn't made of of layers that are heated like the core or mantle ...
Give two differences between the mantle and the core?
The mantle is a layer of the Earth that lies between the core and the crust, while the core is the innermost layer made up of the outer liquid core and the solid inner core. Another difference is that the mantle is mainly composed of solid rock materials, while the core is primarily made up of metallic elements such as iron and nickel.
