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The gently sloping submerged surface extending from the shoreline toward the deep ocean is called the _____.
Where trenches do not exist, the steep continental slope merges into a more gradual incline known as the continental ____.
Deep, steep-sided valleys that originate on the continental slope and may extend to the ocean basin floor are called ____.
The Persian Gulf, the Gulf of Mexico, and the North Sea are all known for their reserves of what ocean resource?
oil and natural gas
Heat from Earth's interior and pressure from overlying rock transform the remains of marine sediments into ____.
They rapidly break down at surface temperatures and pressures.
What is one disadvantage of using gas hydrates?
the salts precipitate out of solution
When seawater evaporates, the concentration of salts increases until which of the following occurs?
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