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The greater the discharge and speed of the water, the stronger its surface-shaping force.
Nowadays it is perfectly natural to turn on the lights. But it has not always been that way.
How can sound waves be detected in the air?
This simple experiment demonstrates the phenomenon of magnetic levitation.
Let’s rotate a paper wheel with the heat of our hands.
In strong light the pupil contracts, while in low light it dilates.
The Andes were formed by the collision of two tectonic plates, one oceanic and one continental.
The deepest lake in Earth was formed in a rift valley created by the Baikal Rift Zone.
The El Niño phenomenon has a great effect on the Earth's climate.
Fold the paper here and there, chip one or two with the scissors. This is all you need to create...
A cuboid is a polyhedron with six rectangular faces.
This animation demonstrates the different nets of a cuboid and includes a game.
Kako bismo vam pružili najbolje korisničko iskustvo, na našoj se web stranici koriste kolačići.