Formation of stratovolcanoes

Stratovolcanoes consist of layers of volcanic ash, debris and lava.

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Fascinating atmospheric phenomena

We can often observe spectacular atmospheric phenomena. Let's see how some of these are formed.

Layers of the ocean

Physical properties, as well as the flora and fauna of the ocean change with depth.

The work of glaciers

A glacier is a large body of ice in constant, slow motion down a hillside.

Tectonic plates

Tectonic plates can move in relation to each other.

Wind at the beach

Sea and land breeze form because of the differing warming of land and sea.

The formation of fog

Fog is a type of cloud that forms close to the surface of the Earth. There are places on the...

The water cycle (intermediate)

Water on Earth is in a continuous state of change. The water cycle includes processes...

Geyser

A geyser is a spring characterised by intermittent discharge of water and steam.

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