The ocean floor is the thinnest part.
pacific plate
North American
A tectonic plate would fit the above description.A tectonic (lithospheric) plate.A lithospheric (tectonic) plate.
huh? what is a tectonic plate?
a mountain range
a COASTAL PLAIN
No, plate boundaries is part of the explanation of the Plate Tectonic theory:)
Tectonic plate
pacific plate
All tectonic plates are part of the Earth crust.
Tectonic plate
North American
Tectonic plate
Tectonic plate
Tectonic plate
Tectonic plate
The country of Brazil is part of the South American Plate.