What is the Gaia hypothesis? A. a set of hypotheses that likens the Earth to a superorganism with interrelated, mutually adjusting systems
B. a hypothesis that states the Earth is alive
C. the hypothesis lying at the root of uniformitarianism
D. the concept of environmental unity
E. a hypothesis that states the lives on Earth are all connected.

Which occurs when air is compressed? air molecules move slower. air temperature rises and air molecules move faster. air temperature decreases. air temperature decreases and air molecules move faster.

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.

Where would you be most likely to find a freshet?