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Lakes and Ocean

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Information about Lakes and Ocean
Education

Published on February 9, 2014

Author: seemedyin

Source: slideshare.net

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LAKES AND OCEANS By: Mr. Marjonlien A. Mahusay

LAKES  large, inland body of fresh or salty standing

Types of Lakes 1.Tectonic lakes 2.Volcanic lakes 3.Glacier lakes 4.Salty lakes 5.Artificial lakes

Tectonic lakes Formed because of the movement of the earth’s crust Movement causes surface rifting, sinking and depression

Volcanic lake Associated with volcanic activity Form when the shut off volcano will be filled with water

Glacier Lakes Formed when the surface is scoured, deepened and widened by the glacier And the surface will be filled by glacier melt water

Salty Lakes Cause by the limited supply of freshwater Tendency to concentrate the water with minerals

Artificial Lakes Manmade lakes For water reservoirs, electricity generation, etc.

LAKES IN BUKIDNON

LAKE NAPALIT

LAKE PINAMALOY

LAKE APO

OCEAN

OCEAN great body of salt water comprising all the oceans and seas that cover nearly three-fourths of the surface of the earth

MOVEMENT OF THE OCEAN WATER 1.Wind 2.Upwelling and downwelling 3.Tides

MOVEMENT OF THE OCEAN WATER 1. WIND DRIVEN SURFACE CURRENT WIND  Primary force that drives ocean current  Modified by the coriolis effect  CORIOLIS EFFECT Apparent deflection

MOVEMENT OF THE OCEAN WATER

MOVEMENT OF THE OCEAN WATER 2. Upwelling and downwelling  Upwelling  transfer of cold water from depth to the surface  Most important processes Downwelling- transfers warm surface water to depth

MOVEMENT OF THE OCEAN WATER

MOVEMENT OF THE OCEAN WATER TIDES Cyclic rise and fall of the ocean water Cause by the gravitational forces brought by the moon and sun

MOVEMENT OF THE OCEAN WATER

LAYERS OF THE OCEAN

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