{"id":147,"date":"2026-01-28T08:35:17","date_gmt":"2026-01-28T05:35:17","guid":{"rendered":"https:\/\/blogs.e-me.edu.gr\/hive-fysiki-st-2025-6\/?p=147"},"modified":"2026-02-11T09:52:27","modified_gmt":"2026-02-11T06:52:27","slug":"147","status":"publish","type":"post","link":"https:\/\/blogs.e-me.edu.gr\/hive-fysiki-st-2025-6\/2026\/01\/28\/147\/","title":{"rendered":"\u0391\u03c0\u03cc \u03c4\u03bf\u03bd \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc &#8211; \u0397 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b3\u03b5\u03bd\u03bd\u03ae\u03c4\u03c1\u03b9\u03b1"},"content":{"rendered":"<div id=\"580457915273825804\">\n<div>\n<div id=\"element-75721bf4-b380-4cdb-9c0f-4fc569aabb11\" class=\"platform-element-contents\" data-platform-element-id=\"698263678581730663-1.1.0\">\n<div class=\"content-color-box-wrapper\">\n<div>\n<h2 class=\"wsite-content-title\"><span style=\"color: #339966\"><strong>\u0391\u03c0\u03cc \u03c4\u03bf\u03bd \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc - \u0397 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b3\u03b5\u03bd\u03bd\u03ae\u03c4\u03c1\u03b9\u03b1<\/strong><\/span><\/h2>\n<\/div>\n<\/div>\n<\/div>\n<div><\/div>\n<\/div>\n<\/div>\n<div>\n<div class=\"wsite-image wsite-image-border-none \">\n<p><a class=\"w-fancybox\" href=\"https:\/\/anoixtosxoleio.weebly.com\/uploads\/8\/4\/5\/6\/8456554\/bd91b27b-4b5f-4551-b3c3-7a4b3be42705_orig.jpg\"> <img decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/anoixtosxoleio.weebly.com\/uploads\/8\/4\/5\/6\/8456554\/published\/bd91b27b-4b5f-4551-b3c3-7a4b3be42705.jpg?1571308404\" alt=\"Picture\" \/> <\/a><\/p>\n<div><\/div>\n<\/div>\n<\/div>\n<h2 class=\"wsite-content-title\"><span style=\"font-size: x-large\">\u200b\u0391\u03c0\u03cc \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc - \u0397 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b3\u03b5\u03bd\u03bd\u03ae\u03c4\u03c1\u03b9\u03b1<\/span><\/h2>\n<div>\n<div class=\"wsite-multicol\">\n<div class=\"wsite-multicol-table-wrap\">\n<table class=\"wsite-multicol-table\" style=\"width: 100%\">\n<tbody class=\"wsite-multicol-tbody\">\n<tr class=\"wsite-multicol-tr\">\n<td class=\"wsite-multicol-col\" style=\"width: 51.5546%\">\n<div>\n<div class=\"wsite-image wsite-image-border-none \">\n<p><a href=\"http:\/\/users.sch.gr\/gregzer\/F\/F-ST1\/Hlektromagnitismos\/FST%20-%20Hlektromagnitismos%20-%2004\/index.html\" target=\"_blank\" rel=\"noopener\"> <img decoding=\"async\" src=\"https:\/\/anoixtosxoleio.weebly.com\/uploads\/8\/4\/5\/6\/8456554\/660867503_orig.jpg\" alt=\"Picture\" \/> <\/a><\/p>\n<div><\/div>\n<\/div>\n<\/div>\n<\/td>\n<td class=\"wsite-multicol-col\" style=\"width: 48.2285%\">\n<div>\n<div><\/div>\n<hr class=\"styled-hr\" \/>\n<div><\/div>\n<\/div>\n<div class=\"paragraph\"><strong>\u0391\u03c0\u03cc \u03c4\u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc<\/strong><br \/>\n\u039b\u03af\u03b3\u03b1 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03bc\u03b5\u03c4\u03ac \u03c4\u03b9\u03c2 \u03c0\u03b1\u03c1\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03b9\u03c2 \u03c4\u03bf\u03c5 Hans Christian Oersted \u03c4\u03bf 1820, \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03b1\u03c0\u03ad\u03b4\u03b5\u03b9\u03be\u03b5 \u03cc\u03c4\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03b1\u03b3\u03c9\u03b3\u03cc\u03c2 \u03b1\u03c0\u03bf\u03ba\u03c4\u03ac \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b9\u03b4\u03b9\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2, \u03cc\u03c4\u03b1\u03bd \u03c1\u03ad\u03b5\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03c4\u03bf\u03c5 \u03c1\u03b5\u03cd\u03bc\u03b1, \u03bf\u03b9 Michael Faraday \u03ba\u03b1\u03b9 Joseph Henry, \u03b1\u03bd\u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c4\u03b1 \u03bf \u03ad\u03bd\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03ac\u03bb\u03bb\u03bf, \u03b1\u03c0\u03ad\u03b4\u03b5\u03b9\u03be\u03b1\u03bd \u03cc\u03c4\u03b9 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03b5\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03bf \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03bf, \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03cc\u03c4\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b7\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03b5\u03c4\u03b1\u03b9 \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c0\u03b7\u03bd\u03af\u03bf \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03c4\u03b7 \u03c1\u03bf\u03ae \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2. \u03a3\u03c4\u03b7\u03bd \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03b7 \u03b1\u03c5\u03c4\u03ae \u03c3\u03c4\u03b7\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b7 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03c4\u03c9\u03bd \u03b3\u03b5\u03bd\u03bd\u03b7\u03c4\u03c1\u03b9\u03ce\u03bd, \u03c4\u03c9\u03bd \u03c3\u03c5\u03c3\u03ba\u03b5\u03c5\u03ce\u03bd \u03c3\u03c4\u03b9\u03c2 \u03bf\u03c0\u03bf\u03af\u03b5\u03c2 \u03b7 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b7 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c4\u03b7\u03bc\u03ad\u03bd\u03bf\u03c5 \u03bc\u03ad\u03c3\u03b1 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03c0\u03b7\u03bd\u03af\u03bf \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03c4\u03b7 \u03c1\u03bf\u03ae \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2.<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"paragraph\">\u03a4\u03bf \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03cc \u03c1\u03b5\u03cd\u03bc\u03b1 \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03ad\u03c3\u03bc\u03b1\u03c4\u03b1 \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03c4\u03bf \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03bf. \u0397\u2008\u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03b5\u03bd\u03cc\u03c2 \u03bc\u03b1\u03b3\u03bd\u03ae\u03c4\u03b7 \u03bc\u03b5 \u03c3\u03c5\u03b3\u03ba\u03b5\u03ba\u03c1\u03b9\u03bc\u03ad\u03bd\u03bf \u03c4\u03c1\u03cc\u03c0\u03bf \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03c4\u03b7 \u03c1\u03bf\u03ae \u03c4\u03bf\u03c5 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf\u03cd \u03c1\u03b5\u03cd\u03bc\u03b1\u03c4\u03bf\u03c2, \u03c4\u03b7\u03bd \u03ba\u03af\u03bd\u03b7\u03c3\u03b7 \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03c4\u03c9\u03bd \u03b5\u03bb\u03b5\u03cd\u03b8\u03b5\u03c1\u03c9\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bd\u03af\u03c9\u03bd. \u039c\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03b4\u03b7\u03bb\u03b1\u03b4\u03ae \u03bd\u03b1\u00a0\u00ab\u03c0\u03ac\u03bc\u03b5\u00bb \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03b9 \u03b1\u03bd\u03c4\u03af\u03c3\u03c4\u03c1\u03bf\u03c6\u03b1, \u03b1\u03c0\u03cc \u03c4\u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc. \u039f \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc\u03c2 \u03ba\u03b1\u03b9 \u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc\u03c2, \u03bb\u03bf\u03b9\u03c0\u03cc\u03bd,\u00a0\u03b5\u03af\u03bd\u03b1\u03b9 \u03c6\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03ad\u03c7\u03bf\u03c5\u03bd \u03c3\u03c4\u03b5\u03bd\u03ae \u03c3\u03c7\u03ad\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03bf\u03c5\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03bc\u03b5\u03bb\u03b5\u03c4\u03b7\u03b8\u03bf\u03cd\u03bd \u03b1\u03bd\u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c4\u03b1. \u0393\u03b9' \u03b1\u03c5\u03c4\u03cc \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b1 \u03c6\u03b1\u03b9\u03bd\u03cc\u03bc\u03b5\u03bd\u03b1 \u03b1\u03c5\u03c4\u03ac\u00a0<strong>\u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03ba\u03ac<\/strong>.<\/div>\n<div>\n<div><\/div>\n<hr class=\"styled-hr\" \/>\n<div><\/div>\n<\/div>\n<div id=\"963201190300297654\">\n<div>\n<div id=\"element-8f2990cf-d54d-4e27-a4a0-4985cffd8504\" class=\"platform-element-contents\" data-platform-element-id=\"698263678581730663-1.1.0\">\n<div class=\"content-color-box-wrapper\">\n<div>\n<div><\/div>\n<h2 class=\"wsite-content-title\"><span style=\"color: #8d2424;font-size: x-large\">\u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/span><\/h2>\n<div class=\"paragraph\"><span style=\"font-size: large\">\u03a3\u03c4\u03b1 \u03c5\u03b4\u03c1\u03bf\u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03b5\u03c1\u03b3\u03bf\u03c3\u03c4\u03ac\u03c3\u03b9\u03b1 \u03b7 \u03b3\u03b5\u03bd\u03bd\u03ae\u03c4\u03c1\u03b9\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c7\u03ac\u03c1\u03b7 \u03c3\u03c4\u03b7\u03bd \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03bd\u03b5\u03c1\u03bf\u03cd \u03c0\u03bf\u03c5 \u03c0\u03ad\u03c6\u03c4\u03b5\u03b9 \u03b1\u03c0\u03cc \u03c8\u03b7\u03bb\u03ac. \u03a3\u03c4\u03b1 \u03b1\u03c4\u03bc\u03bf\u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03ac \u03b5\u03c1\u03b3\u03bf\u03c3\u03c4\u03ac\u03c3\u03b9\u03b1 \u03b7 \u03b3\u03b5\u03bd\u03bd\u03ae\u03c4\u03c1\u03b9\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c7\u03ac\u03c1\u03b7 \u03c3\u03c4\u03b7\u03bd \u03b5\u03bd\u03ad\u03c1\u03b3\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03b1\u03c4\u03bc\u03bf\u03cd.<\/span><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div><\/div>\n<\/div>\n<\/div>\n<div>\n<div><\/div>\n<hr class=\"styled-hr\" \/>\n<div><\/div>\n<\/div>\n<div id=\"836935821751142463\">\n<div>\n<div id=\"element-a6b85f68-2dcf-4ee3-906e-f7c9eb9077a0\" class=\"platform-element-contents\" data-platform-element-id=\"915890017822203553-1.3.9\">\n<div class=\"accordion accordion--simple no-touch\">\n<div class=\"accordion__item active\" data-item=\"0\">\n<div class=\"accordion__title\">\n<div class=\"paragraph\"><strong>\u03c5\u03b4\u03c1\u03bf\u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03ba\u03bf \u03b5\u03c1\u03b3\u03bf\u03c3\u03c4\u03b1\u03c3\u03b9\u03bf<\/strong><\/div>\n<div>\n<p><iframe loading=\"lazy\" title=\"Hydropower 101\" width=\"525\" height=\"295\" src=\"https:\/\/www.youtube.com\/embed\/q8HmRLCgDAI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<\/div>\n<\/div>\n<div class=\"accordion__content\">\n<div>\n<div>\n<div style=\"text-align: center\"><span style=\"font-size: 18pt\"><strong>\u0395\u039e\u0391\u03a3\u039a\u0397\u03a3\u0397<\/strong><\/span><\/div>\n<\/div>\n<div><a href=\"https:\/\/wayground.com\/embed\/quiz\/6557b80cbe65004ba6e75fe6\" target=\"_blank\" rel=\"noopener\">\u039a\u039f\u03a5\u0399\u0396 1<\/a><\/div>\n<div>\n<div>\n<div id=\"745725072774111597\" class=\"wcustomhtml\" align=\"center\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0391\u03c0\u03cc \u03c4\u03bf\u03bd \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc &#8211; \u0397 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b3\u03b5\u03bd\u03bd\u03ae\u03c4\u03c1\u03b9\u03b1 \u200b\u0391\u03c0\u03cc \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc &#8211; \u0397 \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03bf\u03b3\u03b5\u03bd\u03bd\u03ae\u03c4\u03c1\u03b9\u03b1 \u0391\u03c0\u03cc \u03c4\u03bf \u03bc\u03b1\u03b3\u03bd\u03b7\u03c4\u03b9\u03c3\u03bc\u03cc \u03c3\u03c4\u03bf\u03bd \u03b7\u03bb\u03b5\u03ba\u03c4\u03c1\u03b9\u03c3\u03bc\u03cc \u039b\u03af\u03b3\u03b1 \u03c7\u03c1\u03cc\u03bd\u03b9\u03b1 \u03bc\u03b5\u03c4\u03ac \u03c4\u03b9\u03c2 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