Examlex
Helium fusion does not begin until the star has entered the giant region of the H-R diagram.
Fold and Thrust Belt
A series of mountainous folds and thrust faults created by the compression of the earth's crust.
Foreland Basin
A structural basin that forms adjacent to mountain ranges, resulting from the earth's crust flexing downward due to the weight of overlying mountains.
Normal Faults
Faults where the hanging wall moves downward relative to the footwall, typically caused by extensional forces.
Crust Thicken
The process by which the Earth's crust becomes thicker as a result of tectonic forces, volcanic activities, or sediment deposition.
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