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Salty Ocean Circulation

The earth’s climate produces large scales difference in temperature and salinity in the oceans.Water circulation patterns in the ocean are driven by temperature and salinity differences, which transla ...

Limestone Formation

Limestone is composed of tiny shells that fell to the ocean’s floor when sea creatures died. The pressure from other shells, the water and sand washing over them squashes the tiny shells together into ...

Understanding Sonar Mapping of the Ocean Floor

Despite what early explorers thought, the world is definitely not flat!This includes land masses and the ocean floor.Just as there are mountains, valleys, and plains on dry land, the ocean floor is co ...

Travelling Tsunamis

Learn about how tsunami waves travel around an island.The purpose of this experiment is to generate a pretend tsunami wave in a swimming pool in order to find how it travels to and around an island.It ...

Biodiversity in a Drop of Water

Compare biodiversity between drops of water.The purpose of this experiment is to find out how the biodiversity compares in drops of water taken from the ocean, a pond, a puddle and the tap.It is an ed ...

Why Doesn't the Ocean Freeze?

In many parts of the world, winter temperatures drop low enough to make rivers and lakes freeze. And in those same parts of the world, where even those waters freeze, the ocean waters will not. Think ...

Wind Wave? Basic

How winds form ocean waves.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Wind Wave? At grade

How winds form ocean waves.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Tide? Basic

Describes the causes and features of tides.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

Tide? At grade

Describes the causes and features of tides.

It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).

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