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Vocab Week 24
Term | Definition |
---|---|
Plankton | tiny algae & animals that float in water & are carried by waves & currents |
Nekton | free swimming animals that can move throughout the water column |
Benthos | organisms that live on the bottom of the ocean or other body of water |
Upwelling | the movement of cold, nutrient-filled water from deep layers of the ocean up to the surface |
Chemosynthesis | process by which some organisms use the energy stored in chemical bonds to make their own food |
Bioluminescence | production of light by living things |
Sonar | system that uses sound waves to calculate the distance to an object used for ocean navigation |
RON | unmanned submersible that is hooked to a mother ship & operated by pilots using a joy stick |
ABE | remote submersible equipped with cameras & sensors that navigates by sound beacons for long periods of time |
Oceanography | the study & exploration of the worlds ocean |