LAYERS OF THE EARTH

Which layer is shown in orange?

• crust

• mantle

• outer core

• inner core

Which layer is shown in yellow?

• crust

• mantle

• outer core

• inner core

Which shows the order of the layers from COOLEST to HOTTEST?

• crust, mantle, outer core, inner core

• inner core, outer core, mantle, crust

• crust, outer core, inner core, mantle

• Trick question! All of the layers are the same temperature!

Which layer is made (mostly) of LIQUID iron and nickel?

• crust

• mantle

• outer core

• inner core

What describes the outer core?

• solid
• liquid
• viscous
• gas

Why is the inner core solid?

• its unknown
• what it's made of
• the pressure
• it is colder than the outer core

The layer with the greatest temperature is...

• the lithosphere
• the inner core
• the crust
• the mantle

What are the two kinds of crust that the Earth has?

• Oceanic and Crustatious Crust
• Oceanic and Continental Crust
• Optic and Continental Crust

As scientists explore deeper and deeper into Earth's crust, what have they noticed about temperature and pressure?

• both temperature and pressure decrease
• both temperature and pressure increase
• pressure increases while temperature decreases
• temperature increases while pressure decreases

Which layer of Earth would have the greatest density?

• upper mantle
• lower mantle
• inner core
• outer core