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Chapter 8.1

Science

QuestionAnswer
In what areas where tectonic plates collide, the seafloor has deep trenches
Water from a sea or an ocean that has an average salinity of 35 ppt is seawater
The measure of the mass of dissolved solids in a mass of water is called salinity
Freshwater mixed with seawater is brackish water
A feature on the ocean floor abyssal plain
To operate with hands or by mechanical means in skillful manner manipulate
Water in oceans seawater
Chemical process in which light energy, water, and carbon dioxide are converted into sugar photosynthesis
Refers to dissolved salt content salinity
The continental shelf; continental slope =, and continental rise and regions of the continental plains
the large, flat areas of the seafloor than extend across the deepest parts of the ocean basin are abyssal plains
What is the term for an uncrewed submersible used to explore the seafloor ROV
Which zone does not receive any sunlight deep zone
What happens to density as depth increases in oceans it increases
Salt water mixed with freshwater is brackish water
The five oceans are the Antractic Ocean, the Pacific ocean, the Atlantic Ocean, the Indian Ocean, and the Southern Ocean False
Salinity is a measure of the mass of dissolved solids in a mass of water True
A salinity of 35 parts per thousand means that if you measured 1,000 grams of seawater, 1,000 grams would be water molecules and 35 grams would be salts. False
The salinity of seawater is not constant False
Brackish water is polluted water is mixed with seawater False
It has an average depth of 100 m Surface zone
It extends below a depth of 1,000 m Deep zone
It extends from an average depth of 100 m to 1,000 m Middle zone
Slightly salty brackish
Oceanographers use ________ to explore the seafloor precipitation
Created by: grahajor2154
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