S WATER

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Published on October 9, 2007

Author: Esteban

Source: authorstream.com

THE EARTH’S WATER:  THE EARTH’S WATER 06 GENERAL and HONORS SCIENCE MRS. N. NEAGLE THOMPSON MIDDLE SCHOOL HOW EARTH’S WATER MOVES:  HOW EARTH’S WATER MOVES POWERED BY THE SUN EVAPORATION RISING WATER VAPOR CLOUDS CREATED PRECIPITATION OCCURS WHAT HAPPENS AFTER THE PRECIPITATION FALLS? :  WHAT HAPPENS AFTER THE PRECIPITATION FALLS? THE PRECIPITATION BECOMES ONE OF TWO TYPES OF WATER: GROUNDWATER SURFACE WATER SURFACE WATER WILL EITHER: EVAPORATE BECOME RUNOFF WATERSHEDS:  WATERSHEDS RUNOFF FROM A LAND AREA FLOWS TOWARDS A RIVER EXAMPLE: BATHTUB CAN BE LARGE OR SMALL THE MIDDLE JAMES-WILLIS WATERSHED WHY DOESN’T ALL PRECIPITATION SINK? :  WHY DOESN’T ALL PRECIPITATION SINK? THERE ARE THREE MAIN REASONS THAT ALL PRECIPITATION DOESN’T SINK INTO THE GROUND TOO SATURATED SLOPING LAND TOO LITTLE VEGITATION SALT WATER VS FRESHWATER :  SALT WATER VS FRESHWATER WHAT DO YOU THINK THE PERCENTAGE OF THE EARTH’S WATER IS FRESH WATER AND NOT FROZEN? TRY 3% !!! THE SURFACE WATER WILL EITHER EVAPORATE OR EVENTUALLY REACH THE OCEAN SALT WATER VS FRESHWATER :  SALT WATER VS FRESHWATER OCEAN WATER EVAPORATES JUST LIKE WATER ON LAND DOES SALT IS LEFT ON LAND SALT WATER CANNOT BE USED FOR FARMS & INDUSTRY DUE TO IT’S SALINITY CAUSES DAMAGE FRESH WATER ON EARTH:  FRESH WATER ON EARTH GROUNDWATER AQUIFERS SPRINGS RIVERS GEYSERS CAVES LAKES OCEANS Types of Water on Earth:  Types of Water on Earth GROUNDWATER:  GROUNDWATER STARTS AS PRECIPITATION AND RUNOFF SINKS INTO THE SOIL BECAUSE IT’S POROUS SANDY SOIL OR SOIL WITH A LOT OF DECAYED PLANT MATERIAL IS VERY POROUS THE WATER TABLE:  THE WATER TABLE AS GROUND WATER CONTINUES DOWN IT WILL COME TO A SOLID ROCK LAYER GROUNDWATER COLLECTS ON THE TOP OF THE ROCK FILLING THE SPACES ABOVE IT WATER TABLE:  WATER TABLE U.S. GETS DRINKING WATER FROM THE WATER TABLE WHAT DO WE USE TO GET THIS GROUNDWATER PUMPED TO OUR FAUCET? WHAT WOULD HAPPEN TO THE WATER TABLE IF A HURRICANE WERE TO HIT RICHMOND? WHAT WOULD HAPPEN IF TO THE WATER TABLE IF RICHMOND DID NOT HAVE ANY RAIN FOR A YEAR? BRINGING GROUNDWATER ABOVE GROUND :  BRINGING GROUNDWATER ABOVE GROUND IN SOME PLACES GROUNDWATER CAN SINK INTO THE PORES IN THE ROCK LAYER CREATES AN AQUIFER WATER FROM AN AQUIFER CAN COME TO THE SURFACE SPRING GEYSER SPRINGS:  SPRINGS GROUNDWATER CAN FLOW OUT OF THE GROUND AS A NATURAL FRESH WATER SOURCE WHERE AN AQUIFER COMES TO THE SUFACE GEYSERS:  GEYSERS SPECIAL TYPE OF SPRING OCCUR WHERE GROUNDWATER LIES CLOSE TO HOT ROCK OR MAGMA STEAM AND WATER ERUPT FOUND IN WYOMING, NEW ZEALAND, AND ICELAND WHAT IS THE NAME OF THE FAMOUS GEYSER IN THE UNITED STATES? CAVES:  CAVES GROUNDWATER SEEPING THROUGH CRACKS IN LIMESTONE UNDERGROUND CAN DISSOLVE THE GROUNDWATER MIXES WITH THE ATMOSPHERE TURNING THE WATER INTO A WEAK ACID LARGE AMOUNTS ARE DISSOLVED OVER THE YEARS AND CARRIED AWAY CAVES CAN COLLAPSE CAN BECOME PONDS RIVERS:  RIVERS MAJORITY OF THE FRESH WATER ABOVE GROUND ALWAYS FLOW DOWNHILL RIVERS CAN JOIN TOGETHER TO MAKE BIGGER RIVERS LAND CAN BE DRAINED BY A RIVER RIDGES CAN SEPARATE THE LAND THAT IS DRAINED BY A RIVER HOW RIVERS FORM:  HOW RIVERS FORM BEGIN AS RUNOFF PATHS WIDEN UNTIL THEY BECOME STREAMS FLOW DOWNHILL UNTIL STREAMS CONNECT TO BECOME LARGER RIVERS LAKES:  LAKES NOT ALL SURFACE WATER FLOWS ALONG PATHS SOME COLLECTS ALONG DEPRESSIONS AND LOW AREAS OF LAND AS IT FILLS THE DEPRESSIONS LAKES ARE FORMED LAKES AND RESERVOIRS:  LAKES AND RESERVOIRS LAKE SUPERIOR IS THE LARGEST FRESHWATER LAKE IN THE WORLD!!! LAKES CAN BE USED FOR STORAGE OF FRESH WATER RESERVOIRS ARE MADE BY CONSTRUCTING DAMNS ALONG RIVERS PURPOSES OF A RESERVOIR:  PURPOSES OF A RESERVOIR STORE WATER CONTROL FLOODING HYDROELECTRIC POWER OCEANS:  OCEANS WHAT PERCENTAGE OF THE EARTH’S WATER IS OCEAN WATER? OCEAN WATER IS SALT WATER SALINITY CAN VARY OCEAN WATER IS WARMEST AT THE SURFACE WHERE THE SUN HEATS IT TEMPERATURE DROPS THE DEEPER YOU GO THERMOCLINE IS WHERE THERE IS A HUGE DROP IN TEMPERATURE OCEAN CURRENTS:  OCEAN CURRENTS THERE ARE WAVES IN THE OCEAN, ALTHOUGH THEY DO NOT MOVE THE WATER THAT IS THE JOB OF AN OCEAN CURRENT CLIMATE CONTROL:  CLIMATE CONTROL HOW IS IT OCEANS AND OTHER LARGE BODIES OF WATER SEEM TO MODERATE THE CLIMATE ? WHY IS IT AIR TEMPERATURE IS WARMER IN VA BEACH THAN RICHMOND?

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