Hubble's law states that the velocity of a galaxy is equal to H0d. Substitute this value into the time equation, and simplify the equation. Use H to represent the Hubble constant

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.

Distance that lewis and clark traveled from st. louis to ft. clatsop near the pacific ocean.

The climate in the temperate zone is cold in summers and warm in winters very cold year-round very warm year-round warm in summers and cold in winters