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properties of water
properties of water,composistion of ocean, and ocean currents
Question | Answer |
---|---|
what are the states of water? | solid,liquid,gas |
what is polarity? | polarity is a condition in which opposite ends have positive and negative charge |
why do water molecules attract each other? | because of polarity. |
why is water sometimes called the universal solvent? | because so many substances can dissolve in it. |
what causes drops to form? | strong forces between molecules. |
what causes water unique properties? | molecules. |
are there sodium in the ocean? | yea. |
where did the salt in the ocean come from? | land. |
what would happen if you placed drops of water on a counter? | drops form. |
define ocean currents | it is a large volume of water flowing in a certain direction. |
define gyre | it is a circular system of currents. |
explain why upwelling occurs | because the wind blows across the ocean currents. |
define benefit | bring rich nutrients to surface |
density currents are caused by? | density |
how many grams of dissolved salt are in each liter? | 35 |
why is the surface water sinking and the water on the bottom rising? | the wamer water rises to replace it. |
define ocean currents. | ocean currents is a large volume of water flowing in a certain direction. |
what are the five major gyres? | north pacific,south pacific,north Atlantic,south Atlantic,Indian ocean. |
summarize how surface currents affect weather and climate. | because warm water currents are often warmer and wetter then regions at cold water currents. |
when you clap your hand and instantly you hear an echo of the clap. What does this tell you about the room? | it tells you that the room has a little bit of room in it. |
but when you clap your hand you hear an echo a few seconds later. What can you say about the size of the room? | that the room has a lot of space. |
at what point do waves begin to change upon entering shallow water? | half its wave length. |
how is wave length measured? | trough to trough. |
what causes a tsunami? | water earthquake. |