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Oceans
ENSC - Oceans
| Question | Answer |
|---|---|
| ocean health is integral to | sustain life |
| the ocean is a key component of | global nutrient cycles and energy flow |
| what is a challenges for sustainable human use of the ocean | out lack of understanding of oceanic ecosystems |
| sustaibable management of ocean resources is challenging due to | the sheer scale of the oceans |
| what is an ocean | mass of saline water occupying all of the earths surface not occupied by land but excluding all lakes and inland and marginal seas |
| the ocean covers how much of the earths surface | ~71% |
| ocean water is a mixture of | dissolved salts and h2o |
| what are the 5 global oceans | arctic, atlantic, pacific, indian, southern |
| largest and deepest ocean | pacific |
| pacific ocean is the | largest and deepest |
| what ocean is the ring of fire located in | the pacific |
| what is the ring of fire | violent volcanic and earthquake activity |
| el nino occurs where | in equatorial region of pacific ocean |
| ocean atmosphere phenomena that influence weather in the western hemisphere and western pacific | el nino |
| what ocean has the most river input | atlantic |
| atlantic ocean has the most | river input |
| where do tropical cyclones and hurricanes develop in atlantic | off african coast |
| where do tropical cyclones in atlantic move towards | west into caribbean sea |
| cyclones and hurricanes help regulate | the climate |
| hurricanes starting from african coast never pass | the equator, south |
| warm water act like ___, providing heat and moisture | fuel |
| warm, moist air rises from the ocean surface, as it rises it | cools and forms clouds and thunderstorms |
| as warm moist ocean air rises it leaves behind an area of | low pressure near the surface |
| what happens to the low pressure area near the surface of the ocean after warm moist air rises | more air rushed in to fill that space, warms up, and rises too |
| what causes the coriolis effect | earths rotation |
| earth rotates in what direction | west to east |
| earth spins_____ in the northern hemisphere | counterclockwise |
| earth spins counterclockwise in which hemisphere | northern |
| earth spins ____ in the southern hemisphere | clockwise |
| earth spins clockwise in which hemisphere | southern |
| what ocean is the most heavily trafficed | atlantic |
| what is the worlds most important trading route | suez canal |
| what ocean has the warmest sst | indian ocean |
| second largest ocean | atlantic |
| third largest ocean | indian |
| indian ocean has what type of weather phenomenon | monsoons |
| monsoons | seasonal changes in the direction of the prevailing winds of region causes wet and dry seasons |
| term for seasonal changes in the direction of the prevailing region causes wet and dry seasons | monsoons |
| monsoons are driven by | heat absorption |
| what is the most recently formed ocean | southern |
| what ocean has very stormy seas | southern |
| what ocean has intense L pressure systems along margins | southern |
| antarctic circumpolar current plays a major role in | global ocean circulation |
| what does the antarctic circumpolar current do | traps cool air and water and maintains ice pack |
| where is the drake passage located | southern ocean |
| what is the smallest and shallowest ocean | arctic |
| the arctic is the | smallest and shallowest |
| sea ice is import for maintaining | earths climate |
| what ocean is mostly landlocked | arctic |
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