The sclera is the thick outer casing of the eye, in most cases it is white, however in animals it is black.
crust: average of 32 km thick mantle: 2900 km thick outer core: 2200 km thick inner core 1250 km thick
the crust is the thickness of earths layers
two thick layers; one outer one allows for vessels to stretch and recoil
Big dipper and black holes are space words. The Black Eye Galaxy is a galaxy in outer space.
Arthropod have exoskeleton. The exoskeleton is composed of a thin, outer protein layer, the epicuticle, and a thick, inner, chitin–protein layer.
The sclera is the thick outer casing of the eye, in most cases it is white, however in animals it is black.
The earth's outer core is 2,300 kilometers thick.
the outer core is 2300 km thick the inner core on the other hand is 1200 km thick.
2270 km thick
its about two miles thick
A seals outer covering is thick skin.
opposite of the inner eye!
The sclera is the fibrous outer layer of the eye which retains the overall shape of the eye. This is commonly known as the white of the eye.
the outer core's thickness is 2300 km thick
the outer core's thickness is 2300 km thick
12'
5 to 25 miles thick