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Restless Earth #1

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Across
This process has cooler material sinking while hotter material rises deep within the Earth.
2 main parts make up the mantle. The ______ is divided into tectonic plates.
The downward part of a convection current causes a _________ force.
The ________ is where convection currents occur.
Tectonic plates move _______ one another during the downward part of a convection current.
Continental crust is less ______ than oceanic crust.
As depth increases in Earth, ______ increases which raises temp.
Down
There are 2 types of crust. One type of crust is called _________.
Continental crust is _________ than oceanic crust.
Below crust lies a solid material, a layer of hot rock.
_________ decay is one reason that the Earth's core is hot.
Part of the Earth that is liquid.
There are 2 types of crust, The second type is known as _____.
The Earth's core is believed to be composed mainly of _________.
This part of the Earth is the thinnest.