Oceans Flashcards
Pacific ocean
It covers more than 30% of the earth’s surface
Atlantic Ocean
The second-largest ocean on Earth
Indian Ocean
Indian Ocean is the third-largest Ocean in the world.
Arctic Ocean
Earth’s northernmost body of water.
Southern Ocean
the world’s fourth-largest ocean.
Salinity
the concentrations of salts in water or soils
Surface Zone
the base level for measuring elevation and depth on Earth.
Thermocline
a steep temperature gradient in a body of water such as a lake, marked by a layer above and below which the water is at different temperatures
deep zone
extending or situated relatively far down from a surface
water cycle
he cycle of processes by which water circulates between the earth’s oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration.
Evaporation
the process of turning from liquid into vapor.
Condensation
water which collects as droplets on a cold surface when humid air is in contact with it
Precipitation
rain, snow, sleet, or hail that falls to the ground.
continental shelf
a portion of a continent that is submerged under an area of relatively shallow water, known as a shelf sea
continental slope
the slope between the outer edge of the continental shelf and the deep ocean floor
