When is the northern hemisphere tilted away from the sun?

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.

Which of the following statements is most likely a characteristic of an authoritarian government in africa

Fossil fuels such as coal, oil, and natural gas were formed over millions of years by