Which of the following might a map key include? a. map scale b. symbols for minerals c. symbols for a compass rose d. map title

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.

Why might have people followed the rivers to find their way into asia

Which volcanic eruption caused the most deaths