Front

Which layer contains the gases we breathe?

Back

atmosphere

Front

Which layer contains the ground we walk on?

Back

lithosphere

Front

Why was the Greenbrier Nuclear Bunker built in West Virginia?

Back

to keep Congress safe in an emergency

Front

Which layer is shown in red? Options: inner core, outer core, mantle, crust

Back

inner core

Front

What is the layer on top or the brown layer?

Back

crust

Front

What layer is in orange?

Back

outer core

Front

Which country has the deepest railway tunnel called the ____________ Gotthard Base? Options: England, Switzerland, United States, Germany

Back

Switzerland

Front

The Kola Superhole in Russia has been drilling since what year?

Back

1970

Front

The Earth's crust can be compared to the skin of a(n) _____________________________?

Back

apple

Front

Which layer is like "silly putty?"
Options: crust, mantle, inner core, asthenosphere

Back

asthenosphere