According to the online content article about the Earth’s coastlines, what sculpts the coastline by breaking down rock and delivering sand to beaches? What kind of landform is a depression?

The earth's inner core reaches temperatures that are at times greater than 9000°f. what causes this layer to remain solid despite the high temperature?

According to the united nations refugee agency, more than 2/3 of the world's refugees come from just five countries. which country is not on that list? a) turkey b) myanmar c) afghanistan d) south sudan

If scientists only detect p waves in a certain layer of earths interior what does that tell us?