Which atmospheric layer is closest to the earth's surface?
a. mesosphere
b. thermosphere
c. troposphere
d. stratosphere

i need this answered before aug. 31st

Sandstones that form in aeolian (wind/desert) environments appear very different from other sandstones, such as those formed in a beach/ shoreline environment and in rivers on land. give three identifying properties for each of the three sandstones that would tell a geologist which depositional environment they formed in. consider things such as the relationship between transportation and grain size, shape, roundness, sorting, fossils and composition.

How does the bare soil surface type affect the amount of runoff

Over half of the african-american population in the united states live in