Crust layer of earth is composed of…………...
a) Silicon
b) Aluminum
c) both a and b
d) None of these
Division of cores of earth includes……………
a) Inner core
b) Fault
c) Outer core
d) Both a and c
What is density of material in the crust?
a) 3g/cm3
b) 4g/cm3
c) both a & b
d) none of these
Mantle(درمیانی پرت):
Which layer of the earth is like the white of an egg?
a) Core
b) Crust
c) Mantle
d) none of these
Mantle layer of earth is composed of…………
a) Iron
b) Silicone
c) Magnesium
d) all of these
