Earth and physical sciences, including astronomy, chemistry, geography, geographic information systems, geology, and physics are disciplines classified as natural sciences. They generally involve nonliving materials and the principles of fundamental relationships and laws in the universe.
-- Description from San Diego City College Catalog 2012-2013
Image: Geomorphological regions of California. Author: Ssalonen, derivative work: Babbage. License: CC-BY-SA 3.0 Unported. Original source: California_Topography-MEDIUM.png, modified by Babbage.
