What is primary, secondary, tertiary, and quaternary?

Which of the following planets is classified as a terrestrial planet? a. neptune b. venus c. saturn d. jupiter

What was one effect of european influence on southeast asia?

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.