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Erstellt / Aktualisiert 12.01.2015 / 21.01.2020
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334 Exakte Antworten 87 Text Antworten 53 Multiple Choice Antworten
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Atom besteht aus

Protons (+), neutrons and electrons (-) => protons and neutrons forms the nucleus around the electrons move very rapidly in certain shells
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Th electrons in the outermost shell calls

valence electrons
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Heat effect 

electrons move in in one direction = voltage => While traveling on their way through the conductor => these oscillations produce heat
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are the carrier of electrical charge in liquid or gases
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are metals (aluminum/cooper, silver, gold)
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some liquids also belong to teh group of conductors => different to metals?

no electrons but ions move
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have a very weak conductivity => after a certain contamination a certain voltage is attained
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conductivity = the electrons in the outermost shell of the material determine its electrical conductivity