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 |