Aerodynamic lift

Due to their asymmetrical profile of the wings, lift is produced while flying at a high speed.

Phases of the Moon

During its orbit around the Earth, the visibility of the Moon's illuminated part constantly changes.

Jupiter

Jupiter is the largest planet of the Solar System, it has two and a half times the mass of all the other planets combined.

Operation of oil wells

Machinery that pumps crude oil to the surface

Mars

Possible traces of water and life are sought on Mars.

Mercury

Mercury is innermost and smallest planet of the Solar System.

Thermal power station (hydrocarbon fuel)

Thermal power stations convert energy released during the combustion of fossil fuels or renewable resources into electricity.

Neptune

Neptune is the outermost planet of the Solar System, the smallest of the giant planets

Geothermal power station

Geothermal power stations convert energy of hot, high-pressure water found in deeper layers of the Earth into electricity.

Uranus

Uranus is the 7th planet from the Sun, a gas giant.

Venus

Venus is the 2nd planet from the Sun, the brightest object on the night sky (after the Moon).

Thermal expansion of bridges

The length of the metal frameworks of bridges change when the temperature changes.

Submarine operation

Submarines submerge and surface by changing the average density of the hull.

Saturn

Saturn is the second largest planet in the Solar System, easily recognisable by its rings.

Auschwitz I Labour camp

The concentration camp established on Polish territory was the administrative centre of a huge camp complex.

Palace of Charlemagne (Aachen 9th century)

The palace of Charlemagne was not only the centre of his empire, but also a centre of culture.

Swallowsville

An entertaining animation to practise orientation using a map.

Domestic dog

Dogs are the domesticated subspecies of grey wolves.

Seas and bays

This animation demonstrates the most important seas and bays.

How does it work? - Electric steam iron

This animation demonstrates how electric steam irons work.

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