The is composed of all living organisms. question 21 options: hypdrosphere lithosphere atmosphere biosphere

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 did other countries want to have a part in what was occurring in southwest asia?

Determine which of the two measurements in each set is lesser.10°f or 20°ca. 10-fb. 20°c