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Oceanography Test
| Question | Answer |
|---|---|
| All the continents once formed this giant landmass | Pangea |
| The Atlantic Grows | Wider |
| The salt in the ocean came from... | minerals on land that were dissolved and carried away by rivers and streams |
| 3 methods for studying the ocean floor include... | sonar, sattelite,and vessels |
| Sonar works by... | sending sound pulses |
| an underwater mountain formed by volcanoes is a ... | seamount |
| the gently sloping area attached to a continent is the... | continental shelf |
| The steeply sloping area between the continental shelf and the ocean floor is... | continental slope |
| Deep, flat areas of the ocean floor are called... | abyssal plains |
| plates at the mid ocean ridges are | tectonic plates |
| producer | an organism that makes food (photosynthesis) |
| consumer | an organism that eats food (could be a carnivore) |
| Benthos | organisms that live on the ocean floor (tiny crawling organisms) |
| Nekton | organisms that swim freely |
| Plankton | organisms that drift or float |
| estuary | forms where rivers run into oceans |
| How are coral reefs formed? | there are organisms called coral that eventually die. When these creatures die they leave their skeleton behind and makes a coral reef |
| How is seaweed used? | making sushi, thickening jellies, and its in ice cream |
| What direction do the arrows point in a food web or chain? | They point to where the energy is going |
| Plates at ocean trenches... | collide and the 1 pushes down below the other |