Question

1. As one descends into the centre of the Earth,
temperature
a. increases
b. decreases
C. remains constant d. none of the above
2. Sial is another name for
a. the crust of the Earth
b. the mantle of the Earth
C. the core of the Earth
d. the lithosphere
3. The upper mantle is mainly made up of the
minerals
a. magnesium and aluminium
b. silica and aluminium
c. magnesium and silica
d. iron and magnesium
4. The molten material in the lower mantle is called
a. lava
b. sial
c. sima
d. none of the above

Answer 1

Answer:

A is the answer

Explanation:

the answer is increase

Answer 2

Answer:

increase is the correct answer

like please