Some ocean currents are caused by differences in the density of water from place to place around the globe. what two factors cause differences in ocean water density

The density of ocean water is affected by differences in water temperature and amount of dissolved salts. Some animals use ocean currents to move from one area of the ocean to another.

it's c (engineer's do their work with mechanical stuff not on any living being)

the answer is yes

it has kinetic energy

reason

an object has kinetic energy when you stop the force carrying it, the object will stay in motion.

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