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Ocean Currents
Reveiw for ocean currents test
| Question | Answer |
|---|---|
| What are the three states of matter water can exist in? | Gas, solid and a liquid |
| What is polarity? | A condition in which opposite ends of a molecule have slightly opposite charges of the molecule is neutral. |
| Why is water sometimes called a universal solvent? | There are so many substances that can dissolve in water |
| What is cohesion? | The attraction among molecules that are alike |
| What is adhesion? | The attraction among molecules that are not alike |
| Is the density if ice lower or higher than the density of the same volume of liquid? | Lower |
| how do Aquatic animals survive during the winter? | in Winter the surrounding air cools the surface and turns into ice The ice surface and turns into ice. the ice insulates the water beneath. This provides a protective insulation for aquatic animals. |
| What degrees is density of freshwater is greatest. | 4 degrees Celsius |
| What are the two bodies of water that are partly covered with ice? | Arctic and Southern |
| Which ocean is the largest and deepest? | The Pacific |
| What are the ocean trenches? | Ocean trenches are deepest parts of the ocean |
| What are Mid-Ocean ridges? | a continuous mountain range that extends through all earth's oceans |
| What are abyssal plains? | Large Flat areas of the sea floor that extends across the deepest parts of the ocean basin. |
| What is salinity? | A measure of the mass of dissolved solids in a mass of water |
| What is sea water? | Water from a sea or ocean that has a salinity of 35ppt |
| What does estuaries mean? | Where fresh water meets salty ocean water. |
| What are ocean currents? | a large volume of water flowing in a certain direction. |
| What causes waves in the ocean? | Wind, currents, gravity, temp, and tsunami. |
| What are gyres? | a circular system of currents. |
| How many gyres are there? | Five |
| What is the coriolis effect? | The movement of the wind and water to the right or left that is caused by Earth's rotation |
| What is water displacement | The process used to measure irregular objects |
| What do oceans contain? | Salinity |
| What are the names of each gyres? | South pacific, North Pacific, North Atlantic, South Atlantic, and the Indiana Ocean. |
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