Study the image of the convection cell. Where do you expect rocks to be at their hottest?
Select one:

3.

4.

1.

2.

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.

What was the great rift valley formed by

According to speculation and study, what will happen to the global birth rate in about 40 years? (1 point)