Escapes Unit 5 Vocab Flashcards

1
Q

Negative Feedback

A

when the response is in the opposite direction of the input

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2
Q

Positive Feedback

A

when the response is the same direction of as the input

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3
Q

Coriolis effect

A

apparent deflection of currents and winds across earth

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4
Q

Deflection

A

To alter from intended path

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5
Q

Sea Breeze

A

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

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6
Q

Land Breeze

A

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

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7
Q

Specific Heat Capacity

A

how much energy is needed to raise one gram of a substance one degree

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8
Q

Macronutrients

A

large molecules of life CHNOPS (sometime K)

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9
Q

Micronutrients

A

smaller molecules of life iron, copper

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10
Q

Summer solstice

A

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

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11
Q

Winter solstice

A

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

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12
Q

Equinox

A

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

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13
Q

Solar noon

A

when the sun reaches its highest point in the sky

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14
Q

Currents

A

ocean circulation driven by the wind and density

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15
Q

Salinity

A

salt content of a body of water

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16
Q

Biologic Oxygen Demand

A

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

17
Q

Ocean acidification

A

reduction in the pH of the ocean caused primarily by uptake of
carbon dioxide from the atmosphere.

18
Q

Freshwater

A

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

19
Q

Brackish

A

water salinity between Saline and Fresh

20
Q

Saline

A

Salt water and the designation of the world’s oceans

21
Q

Brine

A

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

22
Q

Biomagnification

A

accumulation of certain chemicals in living organisms to a higher concentration

23
Q

Bioaccumulation

A

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

24
Q

PCB’s

A

group of human-made chemicals that are absorbed through fat ingestion

25
Q

Hypoxia

A

lack of oxygen in waters