Earth spheres, layers, and rocks

Air reacts with iron in the dirt creating "red clay"

• atmosphere and biosphere

• hydrosphere and geosphere

• atmosphere and geosphere

• atmosphere and biosphere

A heavy rainstorm just occurred flooding the land. What area best represents the spheres that are interacting?

• A

• B

• C

• D

Which of these shows an interaction between the biosphere and hydrosphere?

• An animal and it's habitat

• Humans getting oxygen from the air

• Humans drinking water

• An animal digging a hole

Which sphere primarily includes all living things?

• Atmosphere

• Hydrosphere

• Geosphere

• Biosphere

What is the term for the sphere that includes the air, clouds, and dust?

• Atmosphere

• Hydrosphere

• Geosphere

• Biosphere

Molten rocks occur in the __________.

• crust

• mantle

• outer core

• inner core

What are the order of the layers of the Earth from inside to the surface?

• Core, crust, mantle

• crust, mantle, core

• core, mantle, crust

• biosphere, lithosphere, crust

Which of the following Earth layers has the greatest density?

• crust

• mantle

• inner core

• outer core

Which layer of Earth is composed primarily of solid iron?

• layer 1

• layer 2

• layer 3

• layer 4

Which layer is the outer core?

• 1

• 2

• 3

• 4