7-3 Earth Systems System Definition Details About the System Nitrogen Oxygen The layer of mixed gases around Carbon Dioxide Atmosphere the Earth. Argon Ozone Oceans The Earth system that contains Hydrosphere Freshwater all of Earth’s water. (Glaciers, Groundwater, Surface water) Soil Geosphere The solid part of Earth. Rock Metal No distinct boundaries (found within Biosphere All living things on Earth. the other systems) The frozen portion of water on Most of Earth’s freshwater is frozen. Cryosphere Earth. Snow, glaciers, and icebergs
7-3 Earth Systems System Definition Details About the System Atmosphere The layer of mixed gases around the Earth. Nitrogen Oxygen Carbon Dioxide Argon Ozone Hydrosphere The Earth system that contains all of Earth’s water. Oceans Freshwater (Glaciers, Groundwater, Surface water) Geosphere The solid part of Earth. Soil Rock Metal Biosphere All living things on Earth. No distinct boundaries (found within the other systems) Cryosphere The frozen portion of water on Earth. Most of Earth’s freshwater is frozen. Snow, glaciers, and icebergs
6_earth_system_complete.docx