Question

"description of the three branches and three systems of
geology."

after rrading my text im still clueless about the 3 branches and systems and help please?

Answer 1

Three branches?

Physical Geology and Historical Geology are two. The third can be Geochemistry or Engineering/Environmental Geology

This site may have your answer about systems of geology.

http://en.wikipedia.org/wiki/System_(stratigraphy)

Answer 2

thanks with that i was able to find what i needed. the material dosent define these as "branches"