What is happening to Earth's crust? What geological forces are involved? Contrast what geological forces are happening on the moon. Why does the destruction of Earth's
crust destroy evidence of Earth's History? Why are Earth's rocks younger than the
absolute age of the Earth?

By the triangle inequality theorem, if two sides of a triangle have lengths of 3 and 7, what are all the possible lengths of the third side? a) 3 < x < 8 b) 3 < x < 7 c) 4 < x < 10 d) 5 < x < 7

What role did the waterways of europe play in development of europe's economy

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.