Which sequence shows the correct order for how any rock can become a sedimentary rock? O rock → subduction → melting → solidification
O rock → compaction → subduction → melting
O rock → weathering → deposition → compaction
O rock → melting - solidification – Weathering

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.

Why is the indus river so important to the people of pakistan?

Read the article titled "trans-saharan migration routes to north africa and the eu: historical roots and current trends." why do tens of thousands of sub-saharan africans try to cross the mediterranean each year? how are these refugees commonly portrayed? (site 1)