Planet Earth Topics 4 - 7

What are the layers of the earth?

• Crust, Inner core, Upper mantle, Lower Mantle, Outer core.

• Crust, Mantle, Inner Core, Outer Core.

• Outer Crust, Inner Crust, Mantle, Core.

• Mantle, Crust, & The Focus.

The ____ is made of rock material.

• Mantle

• Crust

• Core

• Just the Lithosphere

All life exists on the...

• Crust

• Mantle

• Core

• Asthenosphere

The ____ is the hottest layer of the earth.

• Inner core

• Mantle

• Crust

• Lithosphere.

The order of the layers of the earth is.... (going from crust inward)

• Crust, Upper mantle, lower mantle, outer core, inner core.

• Crust, lower mantle, upper mantle, inner core, outer core.

• Crust, outer core, inner core, mantle.

• The inner core, Outer core, Lower mantle, Upper mantle, crust.

Continental Drift evidence is... (select all that apply)

• The shape of the continents fit together & rock formations on the edges of continents matched other continents.

• Fossils of the same species that couldn't swim or fly were found on different continents.

• Trilobites (sea animals) are found atop mountains in India.

• Tectonic plates match each other on each continent.

• Scientists found ancient similar landforms on each continent.

Which layer is the thickest?

• The mantle

• The core

• The crust

• The Lithosphere

Which layer of the earth is under the most pressure?

• The core

• The mantle

• The inner core

• The crust

______ plates are two plates pushing together.

Diverging plates are...

• Two plates being pushed together.

• Two plates being pulled apart.

• Two plates that slide past each other.

• Oceanic plates

• Continental plates