What would happen if the convention in earths outer core shut down ?

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 african continent is home of the worlds largest desert and longest river . t or f

Find the equation of the line passing through the point (–1, 5) and perpendicular to the line 3x + y = 4.