Parts of the Earth’s lithosphere that float on the mantle and move independently
Circular currents in fluids that are caused by uneven heating. When the fluid is heated, it becomes less dense and rises. As it cools, it becomes more dense and sinks.
Parts of the Earth's crust which are found under oceans
LITHOSPHERE
Composition of the Earth
CONTINENTAL CRUST
The outer rigid layer of the mantle where the magma cools and begin to harden and the crust
The thickest parts of the crust which form continents.