The asthenosphere and lithosphere are parts of earth's
a) geosphere
b) hydrosphere
c) atmosphere
d) biosphere

What was the most difficult obstacle to overcome in the creation of an autonomous state after indian independence was achieved? a british willingness to go to war to retain the region b. religious differences between hindus and muslims c. ethnic differences between tribal regions d. indian princes' inability to decide on a format of government

What is the approximate chemical composition of the solar nebula?

If the distance between two points on the ground is 10 miles and the distance between the same two points on a map is 4 inches, what is the map scale expressed as a ratio?