Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is...
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Transcript of Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is...
![Page 1: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/1.jpg)
Chapter 20 Study NotesOcean Water
![Page 2: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/2.jpg)
1• A layer of _____ covering ocean water
in Polar Regions is called ____ ______. – ice – pack ice.
![Page 3: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/3.jpg)
2• A major problem for ________ is
________. – aquaculture – pollution.
![Page 4: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/4.jpg)
3• As deep ocean water becomes
________, it also becomes ________ and ______ through the ocean basins.– colder, – denser– sinks
![Page 5: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/5.jpg)
4• As the ________ changes, the ocean
and atmosphere are continuously exchanging ___________. – temperature – gases.
![Page 6: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/6.jpg)
5• By studying variations in _____ in the
ocean, scientists can determine the presence of ________.– color – phytoplankton.
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6• _______________ dissolve most easily
in _____________ ocean water.– Gases – cold
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7• In addition to increased use of _____
chemicals, increased world _______ has reduced the ocean’s ability to renew itself.– toxic – population
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8• ______ _______ live in the ______ zone.
– Marine – mammals – pelagic
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9• Most ______________ enters the ocean
from the ______________________. – oxygen – atmosphere
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10• Most offshore ________ and petroleum
deposits are found along continental _________________. – oil– margins.
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11• Most wavelengths of visible ______
are absorbed by ocean water and microscopic sea life, the one color that is most _________ is _______.– light – reflected – blue.
![Page 13: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/13.jpg)
12• Ocean water ________ depends on the
solar energy an area receives and the water’s ________________. – temperature – movement.
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13• ______ are the foundation of life in the
ocean because they form the base of the ocean ______ _____.– Plankton – food chain.
![Page 15: Chapter 20 Study Notes Ocean Water. 1 A layer of _____ covering ocean water in Polar Regions is called…](https://reader036.fdocuments.net/reader036/viewer/2022062601/5a4d1c0f7f8b9ab0599f604f/html5/thumbnails/15.jpg)
14• _____ is the “_______of life” in the
ocean. – Plankton – foundation
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15• Raising aquatic plants and animals
for human consumption is __________. – aquaculture.
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16• _____ _____ are an example of _______.
– Sea sponges – benthos.
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17• Some of the most deadly _________
found in ocean water today include mercury, toxic chemicals such as DDT, and ________.– pollutants – lead.
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18• The most ______ ocean resource,
found beneath the ocean floor, is _________. – valuable – petroleum.
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19• The Ocean is often referred to as a
______ _____ because it contains 60 times more carbon than the atmosphere. – carbon– sink
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20• The ocean is the main source of the
_____ minerals _______ and _______. – trace – magnesium – bromine.
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21• The ocean zone that receives the
______ _____ energy and is home to the most diverse ocean life forms is the ______ _________.– most – solar – pelagic zone.
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22• The process of _______ salt from
ocean water is called ___________.– removing – desalination.
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23• ________ elements in the ocean are
those minerals that are _______ in amount.– Trace – smallest
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24• When surface ocean water is ______
by solar energy, its density _________.– warmed – decreases.
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