Describe: Oceans cover ____% of the surface of the planet - so receive 70% of the ____. They have a ____ albedo so absorb up to 90% of insolation and store ____ amounts of energy. Ocean currents follow loops or ____. They flow ____ in the Northern Atlantic. ____ currents travel from the ____ towards the Poles, for example, The North ____ Drift. Cold currents return ____ water from the poles for example The ____ Explain: Ocean currents are driven by the ____ winds. Energy is transferred by ____ to the ocean currents. However large land ____ like North America ____ ocean currents. Due to ____ heating and/or ____, density ____ occur in water. This results in chilled polar water ____, spreading towards the ____ and pushing ____ water polewards. The ____ effect causes the gyres to flow ____ in the North.

Ocean currents

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