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8.3
ocean currents
| Question | Answer |
|---|---|
| circular systems of currents | gyre |
| large volume of water flowing in a certain direction | ocean current |
| vertical movement of water toward the oceans surface | upwelling |
| movement of water to the right or let that is caused by Earth's rotation | Coriolis effect |
| surface currents are caused by _ from the wind | friction |
| surface currents move water in what direction | horizontally |
| ocean currents affect weather and _ | climate |
| what is climate | the weather conditions prevailing in an area in general or over a long period |
| a _ is a circular system of currents | gyre |
| The Coriolis effect is caused by _ | earths rotation |
| The great ocean conveyor belt shows _ | currents of thermal energy |
| Shows you currents of thermal energy | The great ocean conveyor belt |
| define salinty | the saltiness or dissolved salt content of a body of water. |
| the vertical movements of water | upwelling |
| opposite of upwelling | density currents |
| cold water is less dense than warm water | false |
| salty water sinks below water below water that is less salty | true |
| an ocean current is a large volume of water flowing in a certain direction. | true |
| surface currents move water vertically and less than 400 m below the surface | false |
| ocean currents affect weather and climate by redistributing _ | thermal energy |
| what creates ocean currents | friction from the wind, gravitational force, salinity, and temp. |
| the ocean is the major source of water for the water cycle | true |
| the earths rotation causes the Coriolis effect | true |
| density currents move water vertically toward the oceans surface | false |
| _ moves water vertically toward the oceans surface | upwelling |