| A | B |
| continental slope | dramatic drop |
| submarine canyon | cut in continental shelf |
| abyssal fan | deposited sediment |
| continental shelf | ocean floor we stand on |
| abyssal plain | flattest part of ocean floor |
| seamount | steep underwater mountain |
| guyot | shaved off seamount |
| atoll | leftover coral island |
| abyssal hills | small rolling hills in groups |
| continental rise | slant edge after slope |
| tradewinds | winds coming from the east |
| polar easterlies | locked winds at poles |
| westerlies | winds coming from the west |
| equator | splits northern from southern hemispheres |
| artic circle | circles around north pole |
| tropic of cancer | lies in northern hemisphere |
| tropic of capricorn | lies in southern hemisphere |
| antarctic circle | circles around the south pole |
| northern hemisphere | winds move clockwise |
| southern hemisphere | winds move counterclockwise |