wrote her letters in a colloquial style / the broken syntax and casual enunciation of conversational English Similar: informal (used of spoken and written language)
Best Answer: The mid-oceanic ridge can be described as the longest mountain range. It includes the Mid-Atlantic ridge, and all other such ridges. They form a complete system that is 65000 km long. The Mariana's Trench is the deepest. It's 11.03 kilometres deep. I don't know how you define underwater mountain.
Mt. Erebus is the largest active volcano and the second tallest volcano on Antarctica, with a summit elevation of 3,795 meters (12,451 feet). It is the highest point on Ross Island, home to both the U.S.-operated McMurdo Station and New Zealandâs main research station, Scott Base.he upper part of Mt. Erebus is a stratovolcano (made of many layers of igneous rock from eruptions) on top of a lower shield structure. The volcano is a little over a million years old, but the upper portion is less than 100,000 years old.