escapes oceans vocab

Negative Feedback

when the response is in the opposite direction of the input

Positive Feedback

when the response is the same direction of as the input

Coriolis Effect

describes the apparent deflection of currents, or winds as they travel across the rotating Earth

Deflection

to alter from intended path

Sea Breeze

During the day; the localized wind blowing from the ocean to the land

Land Breeze

During the night; the localized wind blowing from the land to the ocean

Specific Heat Capacity

ability for a substance to hold heat energy; how much energy is needed to raise one gram of a substance one degree celsius

Macronutrients

large molecules of life CHNOPS (sometime K)

Micronutrients

smaller molecules of life molybedum, iron, copper

Summer Solstice

June 21 when the northern hemisphere is tilted toward the sun and the solar maximum and direct sunlight reach the tropic of Cancer

Winter Solstice

December 21 when the northern hemisphere is tilted away from the sun and solar maximum and direct sunlight reach the tropic of Capricorn

Equinox

March 20-23 and September 20-23 when solar maxim hits directly at the equator giving every location on Earth 12 hours of sunlight and 12 hours of darkness

Solar Noon

when the sun reaches its highest point in the sky

Currents

ocean circulation driven by the wind and density

Salinity

salt content of a body of water

Biologic Oxygen Demand

amount of dissolved oxygen needed to sustain organisms in a body of water

Ocean Acidification

reduction in the pH of the ocean over an extended period of time, caused primarily by uptake of carbon dioxide (CO 2 ) from the atmosphere.

Freshwater

only 3% of surface water contains no salt, and most of it is contained in ice caps

Brackish

water salinity between Saline and Fresh

Saline

Salt water and the designation of the world’s oceans

Brine

Saltiest of water like the Dead Sea and the Great Salt Lake

Biomagnification

accumulation of certain chemicals in living organisms to a higher concentration

Bioaccumulation

the net accumulation of a contaminant in or on an organism from all sources including water, air, and diet

PCBs

group of human-made chemicals that were commonly used in building materials and electrical equipment before 1980 that are absorbed through fat ingestion

Hypoxia

lack of oxygen in waters