OCEANSOCEANS

FACTS ABOUT THEFACTS ABOUT THE

GREAT BLUE WATERS OF OUR EARTHGREAT BLUE WATERS OF OUR EARTH

by Vicky Sivilloby Vicky Sivillo

DID YOU DID YOU KNOW…KNOW…

The ocean covers 70% of the The ocean covers 70% of the Earth and supplies 97% of the Earth and supplies 97% of the

world’s waterworld’s water

The ocean serves The ocean serves MANYMANY purposespurposes

THE OCEAN…THE OCEAN…

• keeps our weather balanced by absorbing heat from the sun keeps our weather balanced by absorbing heat from the sun andand

the always moving ocean distributes the heat around our Earth.the always moving ocean distributes the heat around our Earth.

• It is home to many forms of life, from the smallest plant called It is home to many forms of life, from the smallest plant called plankton, birds, fish, to the largest mammal, the blue whale.plankton, birds, fish, to the largest mammal, the blue whale.

• It provides us with food to eat, but we cannot drink the water, It provides us with food to eat, but we cannot drink the water, do you know why??do you know why??

THE OCEAN IS VERY SALTY.THE OCEAN IS VERY SALTY.All water flows through rivers and streams before being deposited All water flows through rivers and streams before being deposited

into an ocean. On its way, it picks up the small amounts of salt into an ocean. On its way, it picks up the small amounts of salt from the minerals found in the rocks and soil. Once in the ocean, from the minerals found in the rocks and soil. Once in the ocean,

the water evaporates, but the salt can not, so over time the the water evaporates, but the salt can not, so over time the oceans get saltier and saltier.oceans get saltier and saltier.

DID YOU EVER WONDER DID YOU EVER WONDER WHY…WHY…

THE OCEAN WAS BLUE?THE OCEAN WAS BLUE? Scientists believe the ocean appears blue because it reflects Scientists believe the ocean appears blue because it reflects

the blue in the sky. On a grey, cloudy day the water of the the blue in the sky. On a grey, cloudy day the water of the ocean will appear grey also.ocean will appear grey also.

DID YOU KNOW THAT…DID YOU KNOW THAT…

Wind causes waves on the surface of Wind causes waves on the surface of water? water?

The wind picks up the water and the The wind picks up the water and the gravity pulls it back down again. gravity pulls it back down again.

The stronger the wind, the bigger the The stronger the wind, the bigger the waves become in the ocean.waves become in the ocean.

SEE THE OCEAN FROM SPACE SEE THE OCEAN FROM SPACE WITHWITH

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READY TO LEARN MORE???READY TO LEARN MORE???

Click to research these websites:Click to research these websites:

BIBLIOGRAPHYBIBLIOGRAPHY

All the information contained in this All the information contained in this powerpoint is thanks to the following powerpoint is thanks to the following

great websites:great websites:OCEANS ALIVE-BOSTON’S MUSEUM OF SCIENCEOCEANS ALIVE-BOSTON’S MUSEUM OF SCIENCE

ENCHANTEDLEARNING.COMENCHANTEDLEARNING.COM

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