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54 Cards in this Set
- Front
- Back
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SHORT RESIDENCE TIME LELMENTS ARE UNIFORMLY DISTRIBUTED IN THE OCEANS |
FALSE |
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THERMOHALINE CIRCULATION IS THE PROCESS WHEREBY SURFACE SEAWATER BECOMES DENSER AT HIGH LATITUDES AND SINK TO FORM NEW DEEP WATER |
TURE |
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DRY AIR IS MORE DENSE THAN HUMID AIR |
FALSE |
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LONG WAVELENGTH DEEP WATER WAVES TRAVEL MORE SLOWLY THEN SHORT ONES |
FALSE |
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WHEN A SHALLOW WATER WAVE APPROACHES THE SHORE IT BENDS TOWARDS IT |
TRUE |
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TSUNAMI ARE DEEP WATER WAVES |
FALSE |
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TIDESARE CREATED ONLY AS A RESULT OF GRAVITATIONAL ATTRACTION |
TRUE |
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THE SUN HAS MORE EFFECT ON THE TIDES THAN THE MOON |
FALSE |
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WHEN THE CO2 LEVEL OF THE ATMOSPHERE IS LOW THE AVERAGE TEMPERATURE OF THE PLANET IS LOW |
TRUE |
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SALINITY IS USED IN DETERMINING THE DENSITY OF SEAWATER |
FALSE |
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NITRATE, PHOSPHATE, CARBON AND CALCIUM ARE REQUIRED NUTRIENTS |
TRUE |
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THE MAZIMUM DENSITY OF SEAWATER OCCURS AT APPROXIMATELY 4 C |
FALSE |
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SALINITIES IN THE OPEN OCEAN CAN VARY FROM 32-39 |
TRUE |
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SURFACE CURRENTS ARE DRIVEN BY THERMOHALINE PROCESSES |
FALSE |
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THE GYRE CURCULATION IN THE NORTH ATLANCTIC IS OPPOSITE TO THAT IN THE NORTH PACIFIC BECAUSE CORIOLIS FORCE IS OPPOSITE IN THE WESTERN HEMISPHERE |
TRUE |
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DURING LA NINA THE SURFACE OF THE WESTERN PACIFIC IS HIGHER THEN THE EASTERN PACIFIC |
TRUE |
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CARBON DIOXIDE IS ONE OF SEVERAL GREENHOUSE GASES |
TRUE |
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GYRES IN THE SOUTHERN HEMISPHERE ROTATE ANTICLOCKWISE |
FALSE |
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How much salt is dissolved in a kilogram of typical seawater
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35GRAMS |
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IN sea water major ions constitute what percentage of the total |
99.8% |
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How long would it take to replace all the water in the oceans with river water? |
36,000 YRS |
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The freezing point of seawater of salinity 35 is approximately: |
-1.9 C |
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IF YOU COOL SEAWATER ITS DENSITY |
INCREASES |
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IN WATER THE SPEED OF SOUND |
INCREASES WITH INCREASING PRESSURE |
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THE SOUND CHANNEL IN THE OCEAN IS A REGION |
WITH MINIMUM SOUND |
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Cold air is heavier than warm air, so at ground level the higher pressure would be |
under the warm air |
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WESTERN BOUNDARY CURRENTS ARE |
FAST AND WARM BOUNDARY CURRENTS |
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THERE ARE TWO SPRING TIDES EVERY |
14 DAYS |
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THE CURRENT CO2 CONTENT OF THE ATMOSPHERE (INPPM) IS ABOUT |
395 |
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DURING AN ICE AGE SEA LEVEL |
GOES DOWN |
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HIGH SALINITY IS DUE TO |
EVAPORATION EXCEEDING PERCIPITATION |
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WHY IS THE OCEAN SALTY |
MATERIAL FROM VOLCANOS, RIVERS, HYDROTHERMAL VENTS |
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WARM AIR RISES COLD AIR SINKS |
TRUE |
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WITH SURFACE WIND WAVES REFRACTION IS RESPONSIBLE FOR |
THE WAVES WITH LONGER PERIOD ARRIVING FIRST |
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MAJOR IONS IS SEA WATER HAVE RESIDENCE TIMES |
GREATER THEN 1 MILLION YEARS |
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WHICH OF THE FOLLOWING CHEMICALS IS MOST LIKELY TO BE THE LIMITING NUTRIENT IN THE SURFACE WATERS OF THE OCEAN. |
PHOSPHOROUS |
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WHAT DETERMINES THE DEPTH TO WHICH NITRATE AND PHOSPHATE ARE COMPLETELY REMOVED FROM THE SURFACE WATERS OF THE OCEAN |
TEMPERATURE |
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TOTAL WATER IN THE OCEAN THE DEEP ZONE ACCOUNTS FOR ABOUT |
80% |
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THE MASS OF ONE SQUARE INCH OF THE ATMOSPHERE AT THE EARTHʻS SURFACE IS APPROXIMATELY |
15 POUNDS |
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EKMAN TRANSPORT IN THE NOTHERN HEMISPHERE RELATIVE TO THE WIND IS |
TO THE LEFT |
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CURRENTS FLOW AROUND THE GYERS BECAUSE OF |
GEOSTROPHIC BALANCE |
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WAVE BEHAVES AS A SHALLOW WATER WAVE WHEN THE DEPTH OF THE OCEAN IS EQUAL TO OR LESS THEN |
1/20 WAVELENGTH |
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DEEP WATER WAVE APPROACHES THE SHORE WHICH IS TRUE |
ITS PERIOD REMAINS CONSTANT |
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SPRING TIDES OCCUR WHEN |
THE MOON IS ONE QUARTER |
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ONE SVERDRUP EQUALS |
1 MILLION CUBIC METERS SECOND |
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HIGH PRESSURE SYSTEM IN THE NORTHERN HEMISPHERE WILL HAVE |
RISING AIR WHICH DRAWS SURFACE AIR IN THE SURFACE WINDS SPIRAL TO THE RIGHT |
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ACCELERATION IS |
RATE OF CHANGE OF SPEED WITH DISTANCE |
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THE PERIOD OF A WAVE IS |
THE TIME IT TAKES SUCCEEDING CRESTS TO PASS A FIXED POINT |
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EACH DAY HIGH TIDE IS APPROXIMATELY |
1 HR LATER |
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HOW MUCH OF THE EARTHʻS WATER IS IN THE OCEANS |
97% |
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THREE MECHANISMS WHICH HEAT CAN BE TRANSFERRED ARE |
RADIATION, CONDUCTION, CONVECTION |
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EXCESS HEAT IS TRANSPORTED FROM THE TROPICS TO THE POLES BY THE |
ATMOSPHERE AND OCEAN |
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THE OCEAN IS BLUE? |
WATER ABSORBS COLORS IN THE RED SPECTRUM AND LIKE A FILTER DOES NOT THE BLUE SPECTRUM |
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MAJOR IONS IS SEAWATER |
SALINITY, CHLORIDE, SODIUM, SULPHATE, MAGNESIUM CALCIUM POTASSIUM |
