What are ocean currents and what are the forces influencing it.

1.	What are ocean currents and what are the forces influencing it.
Answer» \xa0Factors Influencing Nature and Movement of Ocean Currents:1. Factors related to the earth’s rotation: Gravitational force and force of deflection.2. Factors originating within the sea:\xa0Atmospheric pressure, winds, precipitation, evaporation and insolation.3. Factors originating within the sea: Pressure gradient, temperature difference, salinity, density and melting of ice.4. Factors modifying the ocean currents: Direction and shape of the coast, seasonal variations and bottom topography.

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