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ocean review
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| Question | Answer |
|---|---|
| how many atoms are in H2o? | 3 |
| how many oxygen atoms are in H2o? | 1 |
| how many hydrogen atoms are in H2o? | 2 |
| does water get denser when it is warmer and saltier than normal? | no. |
| does water get denser when it is warmer and has normal salt levels? | no. |
| does water get denser when it is colder and has normal salt levels? | no. |
| does water get denser when it is colder and is saltier than normal? | yes. |
| what are currents? | streams of sea water. |
| how many gyres are there in the world? | 5 |
| how many gyres are in the pacific ocean? | 2 |
| how many gyres are in the Atlantic Ocean? | 2 |
| how many gyres are in the Indian Ocean? | 1 |
| True or false was the titanic sunk by the Labrador current? | True. |
| was the titanic sunk east or west of Greenland? | West. |
| which sea has the most salinity? | the dead sea. |
| what is the definition of salinity? | the amount of salt in the water . |
| did water wear away rock and minerals to form salt? | yes. |
| what is a abyssal plain? | It is a large flat are on the ocean floor. |
| what is brackish water? | It is salt water and fresh water mixed. |
| what is the salinity normally in brackish water? | 1ppt-17ppt. |
| what are the three layers of the ocean? | top, middle, and bottom. |
| why are oceans salty? | they are salty because water breaks down rocks and minerals which produce salt. |
| what are 5 ways that water is unique? | high heat, forms drops, exists as gas, things can dissolve in it, and ice floats on water. |
| what is a gyres made of? | currents and gravity. |