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Geography World - Water Bodies

Which of the following are factors that affect the movement of ocean currents?

I. Earth’s gravity.

II. Coriolis force.

III.Winds.

IV.Salinity of the water.

V. Seasonal Variations.

I, III and IV

I, II and IV

III, IV and V

All of these

Ocean currents are influenced by two types of forces namely:

Primary forces that initiate the movement of water; Secondary forces that influence the currents to flow.

The primary forces that influence the currents are:
Heating by solar energy;
wind;
gravity;
Coriolis force.

The secondary forces that influence the currents are:
Temperature difference;
Salinity difference

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