Briefly describe Aristotle's influence on the science of geology.

Which of the following is true about fossils? a. the relative age of fossils cannot be determined from their position in sedimentary layers. b. fossils found in lower layers of sedimentary rock are as old as fossils found in upper layers of sedimentary rock. c. fossils found in upper layers of sedimentary rock are older than fossils found in lower layers of sedimentary rock. d. fossils found in lower layers of sedimentary rock are older than fossils found in upper layers of sedimentary rock.

Hey, i was what is consisted in a sustainable city? like what unique designs they have, etc. for answering ; )

What is the difference between the formation and characteristics of intrusive igneous rock and extrusive igneous rock?