Earth Systems- Part 2

What is the geosphere?

• All the rocks and minerals on and within Earth

• All the water found on and in Earth

• The air that surrounds Earth

• All of the living things on Earth

What is the biosphere?

• All the rocks and minerals on and within Earth

• All the water found on and in Earth

• The air that surrounds Earth

• All of the living things on Earth

What is the hydrosphere?

• All the rocks and minerals on and within Earth

• All the water found on and in Earth

• The air that surrounds Earth

• All of the living things on Earth

The hydrosphere includes water found:

• in lakes, rivers and streams

• frozen at the Polar ice caps

• as vapor in the atmosphere

• All of the above

The air that surrounds Earth makes up the:

• geosphere

• hydrosphere

• atmosphere

• biosphere

What is the only sphere that contains solid, liquid and gas? Explain.

Why is water important to living things?

• Living things need water to survive

• Some living things live in water

• Living things are mostly made of water

• All of the above

What forms of water are naturally found on Earth?

• Solid

• Liquid

• Gas

• All of the above

What is the most abundant type of water on Earth?

• Saltwater

• Freshwater

• Groundwater

• Frozen water

What is the difference between freshwater and saltwater?