How does it work? - Loudspeaker

In loudspeakers sound waves are generated by electromagnetic induction.

The White House (Washington, DC, 1800)

One of the best known buildings in the world, this is the residence and office of the President of the United States.

Deep-sea hydrothermal vents

A hydrothermal vent is a fissure in the planet's surface through which geothermally heated water erupts.

Hotspots

Hotspots are areas of the Earth´s crust where magma often rises to the surface and causes volcanic activity.

Electric bell

Mechanical bell that functions by means of an electromagnet.

The water cycle (intermediate)

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

Faulting (intermediate)

Vertical forces can break up layers of rock into fault blocks, which then move vertically along the fracture planes.

Tectonic plates

Tectonic plates can move in relation to each other.

Folding (advanced)

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

Tide

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

Carbon cycle

Carbon is bound in organic substances during photosynthesis, while during breathing, it is released into the atmosphere.

Continents and oceans

Dry land on the surface of Earth is divided into continents which are separated by oceans.

Hungarian alphabet game

Practice the Hungarian alphabet and form words from the letters.

Formula 1 racing car

Formula 1 is the highest class and most popular type of motor racing.

Solar eclipse

When the Sun, Earth, and the Moon are arranged in a straight line, the Moon can partially or completely obscure the Sun.

Terms of physical geography

This animation demonstrates the most important relief features, surface waters and their relevant symbols.

Lunar eclipse

Lunar eclipses occur when the Moon passes through the shadow cone of Earth

Earth

The Earth is a rocky planet with a solid crust and oxygen in its atmosphere.

Elementary particles

Matter is made up by quarks and leptons, while interactions are carried by bosons.

Dynamo (intermediate)

A dynamo converts mechanical energy into direct current.

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