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Water
Properties/Composition/Currents
Question | Answer |
---|---|
What are currents caused by? | Wind, Gravity, and Density |
How many Gyres are there? | 5 |
What are Gyres made of? | Currents |
How many Gyres are in the Atlantic? | 2 |
How many Gyres are in the Pacific? | 2 |
How many Gyres are in the Indian? | 1 |
What are Gyres steered by? | Continents, Wind, and Gravity |
Which current did the Titanic sink in? | Labrador Current |
What is Cohesion? | The attraction of like molecules |
What is Adhesion? | The attraction of different molecules |
What is Density? | Mass per unit volume of a material |
How does Ice make it possible for organisms to live in a frozen lake? | Ice shield it from the coldness |
What has to be done to water to make it distilled water? | Boiling water will make distilled water (Purified water) |
What does salt do to water? | It lowers the freezing point |
Does salt make water less dense? | No salt actually makes water more dense because its adding molecules |
Does air pressure affect the salinity of water? | Yes |
How much helium is in water? | 2 molecules |
How much Oxygen is in water? | 1 molecule |
True/False on average there is 33 grams of salt per liter of water | True |
Is it less salty at the equator? | yes |
How did salt get in the ocean. | It was washed off rocks that had that mineral in it. |
Why are some lakes really salty. | They have no runoffs. |
What are the 2 saltiest lakes. | the great salt lakes and the dead sea. |
When water evaporates does it leave the salt behind? | Yes |