Glacier (intermediate)

A glacier is a large body of ice that forms from snow, and is in constant, slow motion.

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Volcanic activity

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Types of soil (soil profiles)

This animation demonstrates different types of soil.


Short-lived but extremely powerful tornadoes can cause a great deal of damage.

The Pompeii before time

There is a little village in Northern Hungary in Central Europe that is a hiding place for a...

The development of lakes

Standing bodies of water can form in depressions on the surface by both endogenic and...


Waterfalls form where the river flows over a steep precipice in its course.

Solar eclipse and lunar eclipse

We can observe quite interesting astronomical phenomena when the Earth, the Sun and the Moon align.

Wind at the beach

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

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