The Influence of water, wind, ice Varies which process

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 layers of earth are based on what two sets of characteristics?

Because its government strictly controls its economy, north korea has a economy. a. command b. mixed c. traditional d. free market