A fault.
Fault
Tectonic Plate.
A *fault* is a slip or crack in the earths crust.
A fault.
a fault
A fault.
its just cause the earths crust didint crack there before
magma
Fault.
A crack in the Earth's crust that can lead to an earthquake is called a fault.
Tectonics.
A crack in the Earth's crust is a fracture where rocks have pulled apart, whereas a fault is a fracture where there has been movement along the fracture plane. In other words, a fault is a type of crack in the Earth's crust that has undergone displacement.