Understanding the Earth's Structure

Question 1

This is the solid, brittle, outermost layer of the Earth.

Answer 1

Crust

Question 2

This is the layer of the Earth between the crust and core; made of dense, iron-rich minerals.

Answer 2

Mantle

Question 3

This crust is thick and made of lightweight materials.

Answer 3

Continental Crust

Question 4

A sphere of hot, dense nickel and iron at the center of the Earth

Answer 4

Core

Question 5

This crust is thin and made of denser materials

Answer 5

Oceanic Crust

Question 6

The cool, rigid, outermost layer of the Earth

Answer 6

Lithosphere

Question 7

Lithosphere consist two of the uppermost part of the mantle called?

Answer 7

Crust and rigid

Question 8

This moves around on top of the asthenosphere and can have both continental and oceanic crust

Answer 8

Tectonic Plates

Question 9

The solid, plastic layer of the mantle between the mesosphere and the lithosphere made of mantle rock that flows very slowly.

Answer 9

Asthenosphere

Question 10

This is referred to as the middle sphere.

Answer 10

Mesosphere

Question 11

This is the outer shell of Earth’s Core

Answer 11

Outer Core

Question 12

A sphere of solid nickel and iron at the center of the Earth

Answer 12

Inner Core