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Ocean Study Stack
Lauren Patton p3
| Question | Answer |
|---|---|
| What is one way in which water is a unique compound? | It exist in nature as a solid, liquid, and gas |
| What is Cohesion? | The attraction of molecules that are alike |
| What is Adhesion? | The attraction of molecules that are not alike |
| What is Polarity? | A condition in which opposite ends of a molecule have slightly opposite charges, but the overall charge of the molecule is neutral |
| Why does ice float on water? | The ice is less dense than the water |
| What is another way in which water is a unique compound? | It lets many substances dissolve in it (salt, sugar...etc.) |
| The particles of liquid water are closer together than the particles of the same volume of frozen water. True or False? | True |
| The density of water is lowest at 4 degrees Celsius. True or False? | False, the density of water is highest at 4 degrees celsius |
| Identify 5 of Earths oceans. | The Atlantic, Pacific, Southern, Arctic, and Indian |
| What are 2 sources of water for earths oceans? | Condensation/clouds and melted ice/asteroids |
| Where does the salt come from that is in the oceans? | Water washes over rocks and dissolved minerals that contains the salt |
| Define Salinity. | A measure of the mass of dissolved solids in a mass of water |
| What are the 4 main features of the ocean floor? | Continental margins, abyssal plains, mid-ocean ridges, and ocean trenches |
| What is brackish water? | A mixture of freshwater and seawater |
| What is the average salinity of seawater? | 35 ppt (parts per thousandths) |
| What bodies of water are partly covered in ice? | The Arctic and Southern ocean |
| Define ocean currents. | A large volume of water flowing in a certain direction |
| What is a gyre? | A circular system of currents |
| Name 5 major gyres. | North Pacific, Indian Ocean, South Pacific, North Atlantic, and South Atlantic |
| What are density currents caused by? | Changes in the density |
| How do surface currents affect weather and climate? | It transfers a lot of thermal energy and moisture |
| Prevailing winds influence the ________ and ________ of surface currents. | Formation and direction |
| What is upwelling? | The vertical movement of water toward the oceans surface |
| What is one benefit of upwelling? | It brings nutrient rich water |
Created by:
Lauren P
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