Earth Systems

What is the definition of the Geosphere?

• All living things on Earth

• All water found on Earth

• All rocks, minerals, and landforms on Earth

• Mixture of gases that surround Earth

Which of the following is an example of the Geosphere?

• Wind

• Mountains

• Oxygen

• Glaciers

What is the definition of the Atmosphere?

• All living things on Earth

• All water found on Earth

• Mixture of gases that surround Earth

• Process that transports rocks

Which of the following is an example of the Atmosphere?

• Soil

• Sand

• Carbon dioxide

• Rivers

What is essential to life in the Atmosphere?

• greenhouse gasses maintain habitable temperature

• gives us food and plants to survive

• humans require oxygen to breathe

• layers protect us from meteors & harmful UV rays

What is the composition of gases in the Atmosphere?

• 21% nitrogen, 78% oxygen, 1% other gases

• 21% oxygen, 78% nitrogen, 1% other gases

• 50% oxygen, 50% nitrogen

• 100% oxygen

What layer of the Atmosphere do we live in?

• Stratosphere

• Mesosphere

• Troposphere

• Thermosphere

What is the definition of the Biosphere?

• All rocks, minerals, and landforms on Earth

• All living things on Earth

• All water found on Earth

• Mixture of gases that surround Earth

What is the definition of the Hydrosphere?

• All living things on Earth

• All rocks, minerals, and landforms on Earth

• All water found on Earth

• Mixture of gases that surround Earth

Where do you find fresh water?

• oceans

• lakes

• glaciers

• streams