Is the number of people living in a square mile. in the future, economically developed nations may not have enough money to take care of older citizens because of in low-income nations, is one reason for the low standard of living.

As heat and pressure increase, ductile deformation becomes less likely becomes more likely is replaced by elastic deformation stops occurring

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.

Scientists think that convection currents flow in earth’s a. continents. b. mantle. c. lithosphere. d. inner core.