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mrsgoss ocean floor
| Term | Definition |
|---|---|
| a gentle slope extending from the continent's edge into the shallow ocean | continental shelf |
| where the ocean floor drops off into a steep incline | continental slope |
| a smooth flat area where sediments fill in uneven areas | abyssal plain |
| a deep, steep sided canyon cut into the ocean floor; occurs where two plates converge | trench |
| a continuous underwater mountain range formed at divergent boundaries | mid-ocean ridge |
| a long, narrow depression that forms at divergent boundaries | rift valley |
| a mountain like formation where lava escapes from the asthenosphere | volcano |
| an inactive, submerged volcano with a rounded top | seamount |