Inside our Earth

What do you call the uppermost layer of the Earth?

• Mantle

• Crust

• Lithosphere

• core

Any natural mass of mineral matter that makes up the Earth's crust is called?

Which is not properly matched?

• SiAl - Silica + Alumina

• SiMa - Silica + Magnesium

• NiFe - Nickel + Famous

Name the thinnest layer of the Earth?

• Inner Core

• Upper mantle

• Mantle

• Crust

The Earth's mantle is consist of?

• Magma

• Iron

• Nickel

• Lithosphere

The earth's mantle depth extend upto?

• 1300 km

• 2300 km

• 2900 km

• 1500 km

what is the radius of the Earth ?

• 1200 km

• 2900 km

• 5643 km

• 6371 km

The main mineral constituents of the crust are ?

• Silica and ferrous

• Alumina and nickel

• silica and alumina

The innermost layer of the earth is hotter than earth's surface.

• True

• False