Como a produção de eletricidade em meados do século 18 transformaria vida Econômica social da sociedade

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.

The earth's internal process which drives seafloor spreading is

How long does it take hair to grow 8 inches?