Science-Ocean Quiz
Quiz about ocean biomes from Ms.Karpich---20 terms
Terms
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- density
- the amount of matter in an object determined by mass/volume
- twilight zone
- the second layer of the ocean extending from 300 feet, to 3,000 feet below sea level
- bioluminscence
- the production of light by living creatures
- Deep-Sea Trench
- Deepest spots on the earth
- continental shelf
- a gently sloping landform formed at the edge of most continents
- sunlight zone
- the top layer of the ocean. The only zone with enough sunlight to support plant-life.
- wave
- causes ocean water to rise and fall
- abyssal plains
- located at depths of more than 13,000 feet, they're slightly rolling plains.
- tide
- the slow periodic rise and fall of ocean waters
- chemosynthetic
- bactera that use hydrogen sulfide that pours from hydrothermal vents to make food
- prevailing winds
- winds that blow continuously in the same general direction
- adaptation
- physical or behavioral changes that allow organisms to survive
- mid-atlantic ridge
- a deep sea mountain range that runs from Iceland to Antarctica; a distance of about 13,000 miles
- upwelling
- waters that move up the continental slope from deep in the ocean
- breaker
- the top of a wave that topples over on the shore when the bottom of the wave drags away from the shore, pitching sediments and sand on the beach.
- continental slope
- land that takes a plunge dropping steeply towards the deep-ocean bottom, at the edge of the continental shelf.
- salinity
- the amount of salt in a body of water
- sodium chloride
- salt found in the ocean
- current
- rivers of water that circulate through the ocean and mix it up
- pressure
- the amount of force on an object, increasing the closer you get to the ocean floor