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chapter 8

oceans

QuestionAnswer
Which zone does not receive any sunlight? Deep zone
Salt water mixed with fresh water is? Brackish water
What happens to density as depth increases in oceans? It increases
The large, flat areas of the seafloor that extend across the deepest parts of the ocean basin are? Abyssal plains
The continental shelf, continental slope, and continental rise are regions of the continental? plains
What is the term for an uncrewed submersible used to explore the seafloor. ROV
The salinity of sea water is not constant, true or false? true
Trackish water is polluted water mixed with seawater, true or false? false
The five oceans are the antarctic ocean, the pacific ocean, the Atlantic ocean, the Indian ocean, and the southern ocean, true or false? false
A salinity of 35 parts per thousand means that if you measured 1,000 g of seawater 1,000 g would be water molecules and 35 g would be salts, true and false? false
Salinity is a measure of the mass of dissolved solids in a mass of water, true or false? true
The surface zone receives the _______ sunlight, fill in the blank. most
The middle zone receives ________ sunlight, fill in the blank. some
the deep zone receives ______ sunlight, fill in the blank. no
Water in the oceans? seawater
fresh water mixed with sea water? brackish water
the continental margins include the continental________, the continental slope, and the continental rise, fill in the blank. shelf
In areas where tectonic plates collide, the seafloor has deep_______, fill in the blank. trenches
What are the two main types of resources on the seafloor? minerals, and energy resources
The measure of the mass of dissolved solids in a mass of water is called? salinity
What do you call the areas where tectonic plates separate? ridges
Describe the areas called the abyssal plains. flat
chemical process in which light energy, water, and carbon dioxide are converted into sugar. photosynthesis
physical characteristics that are used to classify the ocean into zones include water depth, temperature, salinity, density, and amount of __________ received, fill in the blank. sunlight
plants stay at the surface because the most sunlight is received there, true or false. true
Created by: edmonkal5547
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