Earth Systems Quiz

What are the five main systems or spheres on Earth?

• Oceans, deserts, mountains, forests, and plains

• Atmosphere, geosphere, hydrosphere, cryosphere, biosphere

• Summer, winter, spring, fall, autumn

Which system is described as "an envelope of gas that surrounds the planet"?

• Atmosphere

• Geosphere

• Hydrosphere

What is the geosphere made up of?

• Water and ice

• Rocks and minerals, including the core

• The Earth's atmosphere

The cryosphere consists of what?

• Rain and clouds

• Frozen water, such as ice and snow, on land and sea

• Plants and animals

Where does the biosphere exist?

• Deep within the Earth's core

• On the moon

• The parts of Earth where life exists

How many layers does the Earth have?

• One

• Two

• Three

What is the core of the Earth made of?

• Silicate rocks

• Nickel-iron alloy

• Water and ice

Why does the temperature increase as you go deeper into the Earth?

• Because it's closer to the sun

• Due to increasing pressure

• Because of strong winds

Which layer of the Earth rotates toward the west?

• Crust

• Outer core

• Mantle

What is responsible for the movement of the layers in the Earth?

• Earthquakes

• Volcanoes

• Convection in the mantle