Search results for “ quarter into copper ”

Turning Mercury into Toxic Playdough

Head to https://squarespace.com/amateurchemistry to save 10% off your first purchase of a website or domain using code AMATEURCHEMISTRY In this video I go on a journey to create and experiment with the mythical clay-like copper amalgam while making some ultrafine copper powder and going through a w

How a Digital Compass Works

An analog compass responds to the Earth's magnetic field. A digital smartphone compass, however, works without a magnetic needle. The job of the magnetic needle is taken over by a sensor made of three layers. Authors: ZDF/3sat/nano/Autorenkombinat/Josephine Blume, Holger Barthel, Ingo Schwarz /Alex

What is permafrost?

About a quarter of the non-glaciated earth is permafrost. Is the ground there permanently frozen or can it thaw again? Authors: 3sat/nano/Raketefilm/Andreas Gust/Konstantin Fuchs/ Translation and dubbing: alugha Click here to see more videos: https://alugha.com/TerraX

The invention of the battery

By layering copper disks, cardboard dipped in acid and zinc disks, physicist Alessandro Volta invented the so-called "voltaic pile," the world's first battery. Author: ZDF/scobel/Claus Ast/Tamara Skalski/Maximilian Mohr Translation and dubbing: alugha Click here to see more videos: https://alugha

Surviving Water Scarcity

To produce our food, agriculture uses almost three quarters of our worldwide freshwater resources. And the world population is steadily growing. How can that work? Please find more information here: http://www.cropscience.bayer.com/Magazine/Precious-Water.aspx Visit our channel for more interesting