After Juan wrote down the week's tasks, schoolwork, and after-school activities in his assignment notebook, he highlighted all the entries. Instead of highlighting every entry in his assignment notebook, what should Juan have highlighted?

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.

After railroads, the next revolution of transportation came with the development of (a) automobile (b) telegraph (c) steam engine

What has been a consequence of human economic development in advancing nations? a) subsistenceb) conservationc) photosynthesisd) pollution