Van der Waals forces, dipole-dipole interactions and hydrogen bonds are explained. It is briefly repeated again how the polarity of molecules can be determined. Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by the alugha AI.
Migrationspolitik, Beratungsrealität und Situation in den Herkunftsländern Eine Kooperation von Brot für die Welt, medico international, der Stiftung PRO ASYL und der Heinrich-Böll-Stiftung Die Zahl der Ausreisen zu erhöhen, ist erklärtes Ziel der Bundesregierung und dominiert vielfach auch die m
How did the Germans settle and live? In the 1st century BC only about two and a half million Germanic tribes settled in all of Europe. No village had more than 200 residents. Author: ZDF/Terra X/Gruppe 5/ Sabine Bier, Sahar Eslah, Cristina Trebbi/Martin Christ, Marc Riemer, Joachim C. Seck/ Claudi
The Roman historian Tacitus claimed to know what made the Germanic peoples tick: they are stubborn, sometimes in a bad way. Caesar thought they were chaotic, and therefore the complete opposite of his Roman soldiers. Author: ZDF/Terra X/Gruppe 5/ Sabine Bier, Sahar Eslah, Cristina Trebbi/Martin Ch
The temperament theory was developed by Greek scholars in ancient times and used by Islamic physicians in the Middle Ages. It was once used to treat diseases that could not be cured surgically. Author: ZDF/Terra X/Gruppe 5/ Susanne Utzt, Sahar Eslah, Martin Carazo Mendez/ Martin Christ, Marc Riem
Baghdad in present-day Iraq was built in the 8th century on an important trade route between the rivers Euphrates and Tigris. The metropolis was probably designed as a round city Author: ZDF/Terra X/Gruppe 5/Faber Courtial, Susanne Utzt, Sahar Eslah, Martin Carazo Mendez/ Martin Christ, Marc Rieme
Around 700 AD, the Arabs ruled over about 60 million people. At the head of the empires there was a caliph. Right below were the governors of the provinces, who primarily collected taxes. Author: ZDF/Terra X/Gruppe 5/ Susanne Utzt, Sahar Eslah, Martin Carazo Mendez/ Martin Christ, Marc Riemer, Joac
The ancestors of the Germanic peoples probably lived in Eurasia. Around 1000 BC., some of them reached the settlement area between the Baltic Sea and the Alps, and throughout centuries, they even reached the Danube, the Vistula and Scandinavia Author: ZDF/Terra X/Gruppe 5/ Sabine Bier, Sahar Eslah
In pre-Islamic Arabia, many gods were worshipped. There was one supreme god and many local gods. Many were probably descendants of millennia-old deities who had already been worshipped in the Near East. Author: ZDF/Terra X/Gruppe 5/ Susanne Utzt, Sahar Eslah, Martin Carazo Mendez/ Martin Christ, Ma
In the island world of Southeast Asia, the animal worlds seem strangely separated. How come? In the 19th century, naturalist Alfred Russel Wallace had a theory. Source: https://www.zdf.de/dokumentation/terra-x/was-ist-die-wallace-linie-creative-commons-clip-100.html https://www.zdf.de/dokumentati
Philipp studies cancer research and has been dreaming of a career in medicine for ages. Aljosha had all of that, worked as a doctor for a long time and then decided to pursue a career as a content creator/activist/meaning fluencer. Today he sits here and talks to Philipp. About his stem cell donatio
The ancient Greeks laid the foundations for the development of science and pioneered inventions. Dubbing: alugha Author: ZDF/Terra X/Gruppe 5/ Susanne Utzt, Cristina Trebbi/ Jens Boeck, Dieter Stürmer / Fabian Wienke / Sebastian Martinez/ xkopp, polloq
