Answer:
Differences in water density drive deep water currents.
Explanation:
Deep ocean currents (also known as Thermohaline Circulation) are caused by: The sinking and transport of large masses of cool water gives rise to the thermohaline circulation, which is driven by <u>density </u>gradients due to variations in temperature and salinity.
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They define your core traits
A hypothesis must be testable in order to be termed a scientific hypothesis.
A hypothesis is almost a theory in that it needs to be tested in order to become a true scientific hypothesis. These tests have to be the same every time, meaning that the hypothesis has to yield the same results each time it is tested.
Answer:
There is no established convention for the designation of "developed" and "developing" countries or areas in the United Nations system.
