The process of what continually adds new crust to the ocean floor along both sides of the mid-ocean ridge

Where is the only location in the united states where you drive on the left side of the road?

Trade routes emerged along which coast when arab and indian traders from around the indian ocean mixed with the bantu people from africa's interior? a. swahili coast b. guinea coast c. drakensberg coast d. namib coast

What is an additional type of erosion found at the coast? what does it mean?