Chapter 7 Climate Interactions Lesson 1 Interactions Among Earth’s Spheres
Key Question: What are the main parts of the Earth System?
What are the main parts of the Earth System? �What is A system? �A group of parts that work together as a whole �What is Energy? �The ability to do work �What are the 2 main sources of energy that drives the Earth system? 1. The SUN and 2. Heat flowing out of Earth as it cools.
Parts of the Earth System �What does the Earth system consist of? (The KEY) �The sun and the 5 main spheres. �What are the 5 spheres? 1. 2. 3. 4. 5. Atmosphere Geosphere Hydrosphere Cryosphere Biosphere
The 5 Main Spheres! �What is the atmosphere? �What is the geosphere? �The envelope of gases that forms Earth’s outermost layer. �The densest parts of Earth that include the crust, mantle, and core.
The 5 Main Spheres!! �What is the hydrosphere? �The portion of Earth that consists of liquid water, including oceans, rivers, lakes, groundwater and water vapor. �What is the cryosphere? �The portion of Earth that consists of water in the form of ice, including glaciers, snowfields, sea ice, and frozen ground.
�What is the Biosphere? �The parts of Earth that contain living organisms.
Review… �What are the Main Parts of the Earth System? ? �The Sun and the 5 main Spheres!!