Log house

Log houses were a typical type of dwellings in Hungary in the Árpád era.

Iodine crystal

A solid, grey substance which sublimates when heated. Its solution in alcohol is called ´tincture of iodine´, it is a disinfectant.

Dimethyl ether (C₂H₆O)

A colourless gas with a typical odour, produced by dehydrating methanol.

Methane hydrate

A solid substance formed at low temperatures on the ocean floors of Earth by the high pressure.

Trichloromethane, chloroform (CHCl₃)

Also known as chloroform, used as a solvent in laboratories, earlier as an anaesthetic.

1-butanol (C₄H₁₀O)

A 4-carbon alcohol commonly used as a solvent.

Historical topography (battles, Hungarian history)

Place the sites of notable battles in Hungarian history on a blank map.

Hungarian army in the 15th century (infantry)

One of the main units of Matthias Corvinus´ Black Army was the infantry.

The water cycle (basic)

Water on Earth is in a continuous state of change. The water cycle includes processes such as evaporation, precipitation, melting and freezing.

Tennis court

Tennis is played on a court covered with grass, clay or synthetic material.

Isolated settlement (forester´s house)

Foresters adjusted their lifestyle to the forest environment.

Topographic map of Hungary

This animation demonstrates the geographical regions of Hungary.

Administrative divisions of Hungary

This animation presents the regions, counties and cities of Hungary.

Purine (C₅H₄N₄)

A heterocyclic aromatic organic compound, its derivatives include guanine and adenine.

Folding (intermediate)

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

Political and economic unions

Several political and economic unions have been formed between countries during the past decades.

Dynamo (basic)

A dynamo converts mechanical energy into direct current.

Life on the farm (Hungary)

Farming consists of special agricultural activities.

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