Which features of the ocean floor are found in open ocean?

Features of the ocean include the continental shelf, slope, and rise. The ocean floor is called the abyssal plain. Below the ocean floor, there are a few small deeper areas called ocean trenches. Features rising up from the ocean floor include seamounts, volcanic islands and the mid-oceanic ridges and rises.

the speed increase from w to x due to increased gravity force

the speed decreases from x to y due to decrease in gravity

the most logical answer would be a