The atmosphere

The atmosphere surrounds us everywhere on this planet. We take its presence so much for granted that we often manage to forget it.

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Soil types - Hungary (map)

This animation demonstrates the types of soil found in Hungary.

Folding (intermediate)

Lateral compressive forces cause rocks to form folds. This is how fold mountains are formed.

Karst region (intermediate)

Karst formations include dolines and dripstones.


The rise and drop of sea levels caused by the gravitational force of the Moon.


Icebergs are blocks of frozen freshwater floating in the sea.

Mountain climate zones

The decisive factor that determines the climate zones of mountains is the altitude above sea level.


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

The terrestrial planets

Mercury, Venus, Earth and Mars may have they formed in much the same way, but only the Earth is...

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