Renksiz, kokusuz, havadan daha ağır bir gazdır. Bitkilerin fotosentez yapmaları için gereklidir.
Renksiz, kokusuz, reaktif olmayan gazdır, atmosferin % 78'ini oluşturur.
Dünya'da en bol bulunan ve yaşam için elzem elementtir.
The Forbidden City is one of the most magnificent and mysterious monuments of imperial China.
Granada üstüne yükselen muhteşem bina kompleksinin Arapça kökenli isminin anlamı "kızıl"dır.
This 3D scene presents the steps of the cement manufacturing process.
This scene presents the basic components of the human body.
By positron emission tomography (PET), we can obtain visual information on our internal organs without making any surgical incisions.
Frank Lloyd Wright's well-known work is a masterpiece of modern organic architecture.
A metropolis is a large city with a population of over 1 million people.
This 3D scene presents the flora and fauna of the last period of the Palaeozoic Era.
The B-24 Liberator was an American heavy bomber aircraft, built in large numbers, that was used on every front during World War II.
Standing bodies of water can form in depressions on the surface by both endogenic and exogenic forces, as well as by human activity.
The Panama Canal is an artificial waterway created to shorten shipping routes between the Pacific Ocean and the Atlantic Ocean.
Bacteria are unicellular organisms that have no nuclei and are a few micrometres in length
Az ókori egyiptomiak emberek felett álló szellemvilága rengeteg különleges lényből tevődött össze.
In mountainous areas the climate, soil properties, the flora and fauna change depending on elevation.
Several ingenious instruments have been invented over the centuries to help in navigating the seas.
The submarine designed by the Spanish inventor Narcís Monturiol was a pioneering work in the history of underwater navigation.
Learn the concept of colours, numbers, letters and shapes while playing