Nets of a cuboid (exercises)

This animation demonstrates the different nets of a cuboid and includes a game.

Faulting (basic)

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

Trumpet

The trumpet is a musical instrument with the highest register in the brass family.

Guitar

The guitar is a plucked string instrument available in various shapes.

38 M Toldi light tank

This light tank was used by the Royal Hungarian Army in World War II.

The First Hungarian automobile (1904)

Hungarian engineer János Csonka built his first automobiles for the Hungarian Postal Service.

Motorised aeroplane (János Adorján, 1910)

The construction of ´Libelle´ (Dragonfly) is one of the milestones of (Hungarian) aviation history.

Purine (C₅H₄N₄)

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

Nitrogen (N₂) (basic)

A colourless, odourless, non-reactive gas, it constitutes 78.1% of Earth´s atmosphere.

Oxygen (O₂) (basic)

A colourless, odourless gas, an important component of the atmosphere, indispensable to sustain terrestrial life.

Glyceraldehyde (C₃H₆O₃)

The simplest aldose, an optically active compound.

Comparison of halogens

Halogen elements are a group in the periodic table consisting of five chemically related elements, fluorine, chlorine, bromine, iodine, and astatine.

Comparison of hydrogen halides

Atoms within hydrogen halides are bound by covalent bonds, forming polar molecules.

Alanine (C₃H₇NO₂)

A non-polar amino acid. L and D molecules are mirror images of each other.

Carbon monoxide (CO) (basic)

Colourless, odourless gas, highly toxic to humans and animals in high concentration.

Historical topography (battles, Hungarian history)

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

Soviet soldier (World War II)

The Soviet army became a very powerful power broker after WWI, at first due to its size, later due to its arsenal.

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