There are many many types of depressions in the earth, caused by a variety of forces--erosion, tectonic forces, explosions, impacts among others.
The crust is the outer or surface layer of the planet.
The Earth's surface layer is called the crust.
A volcano is the opening called in the earths crust called through which lava gases and other pieces of rock erupt.
The large landmasses on Earth's crust are called continents. These are the major divisions of land on our planet.
A vent in the Earth's crust from which lava and other materials are ejected is called a volcano.
It's a vent.
what what
Lava....when its under the earths crust its called magma.
fulat
It is the volcano.
what what
It is called the crust.
continental crust
No, but they did try.
Lava!
The crust.
The mantal