What does Earth’s crust and uppermost mantle form?

Aasthenosphere
Bhydrosphere
Clithosphere
Datmosphere


Earth’s inner core is solid because of

Athe composition of its rock.
Bits great diameter.
Cextreme cold.
Dimmense pressure.

Verified Answer :

The answer to the first question is (C). The lithosphere includes the crust and the cooler upper part of the upper mantle. It averages about 50 miles in thickness, give or take ten miles.
The answer to the second question is (D), the innder core is solid because of immense pressure.

number 1 is C lithosphere