Question 1
The black sand beaches in Hawaii are comprised of ________.
◦ fragments of black coral
◦ fragments of obsidian glass
◦ ground up bottle and other debris placed there by Hawaii tourist bureaus. There is not natural sand in Hawaii because there is no quartz
◦ fragments of basaltic volcanic rock
Question 2
You are body surfing in modest waves that are breaking just offshore. A particularly big one catches you off guard, flips you over and over, and deposits you on the shore. As you lie there in the sand, you think, hey, I just landed on ________.
◦ a nearshore bar (not the kind that serves drinks)
◦ the beachface
◦ a coastal dune
◦ the backshore