The Electrons Were Already in the Wire

Nobel Prize week: physics you can hold in your hand. What reaches your lamp is energy, not electrons - and the energy moves far faster than they do. — Chapters 0:00 Fifty Times a Second 1:30 The Five Things We Call Electricity, and What the Meter Counts 3:37 The Electrons Were Already There, and Mostly Stay 5:45 Where the Energy Travels, and What a Live Socket Is Doing 7:37 One Joule Enters a Toaster 9:06 Different Appliances, Different Detours 11:09 Useful Energy Does Not Simply Vanish 12:25 Is Heat Always Waste? And the Machine That Moves It 14:16 Empty Batteries and Warm Rooms — Why Recovery Needs a Difference 16:22 What the Grid Is Actually Supplying, and Where It Came From 18:47 The Answer — It Became the Evening 20:51 Final Reframe — A new episode every week. This channel takes one ordinary thing and follows it until it stops being ordinary. If you spotted an error, say so in the comments. Corrections get pinned. — Credits Bread in Toaster (cropped): Dejan Krsmanovic, via Wikimedia Commons, CC BY 2.0 (https://creativecommons.org/licenses/by/2.0/) · https://commons.wikimedia.org/wiki/File:Bread_in_Toaster_(51920214512).jpg Bread sticking out of running toaster from above (cropped): Kansattica, via Wikimedia Commons, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · https://commons.wikimedia.org/wiki/File:Bread_sticking_out_of_running_toaster_from_above.jpg Mont Blanc Lavender Purple ink on Water (cropped): Luigi Crespo from Frederick, MD, USA, via Wikimedia Commons, CC BY 2.0 (https://creativecommons.org/licenses/by/2.0/) · https://commons.wikimedia.org/wiki/File:Mont_Blanc_Lavender_Purple_ink_on_Water.jpg Heat pump on a wall (cropped): Alexarje, via Wikimedia Commons, CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · https://commons.wikimedia.org/wiki/File:Heat_pump_on_a_wall.jpg De Molen (windmill) and the nuclear power plant cooling tower in Doel, Belgium (DSCF3859) (cropped): Trougnouf, via Wikimedia Commons, CC BY 4.