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Earth's Four Spheres

Definitions

QuestionAnswer
GEOSPHERE Includes solid Earth materials such as rocks, minerals, soil, sand, mountains, volcanoes, landforms and canyons.
HYDROSPHERE This sphere includes all the water on Earth such as oceans, lakes, rivers, streams, glaciers, ice and water vapor.
ATMOSPHERE It is the layer of gases around Earth that provide air (oxygen) and helps create weather, clouds and wind. It regulates Earth's temperature and protects us from the Sun's ultraviolet rays.
BIOSPHERE Includes LIFE and ALL LIVING THINGS such as plants, nature (vegetation/flora), animals (fauna), people (humans), bacteria and fungi.
GEO means "earth" or "ground"
BIO means "life"
ATMO means "air"
HYDRO means "water"
Created by: carrivette
 

 



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