{"id":32953,"date":"2026-03-31T18:00:09","date_gmt":"2026-03-31T18:00:09","guid":{"rendered":"https:\/\/www.europesays.com\/sk\/32953\/"},"modified":"2026-03-31T18:00:09","modified_gmt":"2026-03-31T18:00:09","slug":"video-zem-sa-pocas-zemetrasenia-roztrhla-priamo-pred-kamerou-vedci-zachytili-posun-o-25-metra-v-priebehu-sekund-vosveteit-sk","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/sk\/32953\/","title":{"rendered":"VIDEO: Zem sa po\u010das zemetrasenia roztrhla priamo pred kamerou. Vedci zachytili posun o 2,5 metra v priebehu sek\u00fand | Vosveteit.sk"},"content":{"rendered":"

Siln\u00e9 zemetrasenia zvy\u010dajne pozn\u00e1\u0161 len z grafov a seizmick\u00fdch kriviek. Tentoraz v\u0161ak vedci z\u00edskali nie\u010do ove\u013ea konkr\u00e9tnej\u0161ie. Kamera zachytila samotn\u00fd pohyb zeme v re\u00e1lnom \u010dase, priamo po\u010das siln\u00e9ho otrasu.<\/p>\n

V marci 2025 zasiahlo Myanmar zemetrasenie s magnit\u00fadou 7,7. Epicentrum le\u017ealo bl\u00edzko Mandalay a otrasy patrili medzi najsilnej\u0161ie za viac ne\u017e storo\u010die. Zemetrasenie vzniklo na zlome Sagaing Fault, kde sa dve \u010dasti zemskej k\u00f4ry pos\u00favaj\u00fa horizont\u00e1lne ved\u013ea seba.<\/p>\n

<\/p>\n

<\/p>\n

Odoberaj Vosveteit.sk cez Telegram a prihl\u00e1s sa k odberu spr\u00e1v
\n <\/a><\/p>\n

To, \u010do rob\u00ed tento pr\u00edpad v\u00fdnimo\u010dn\u00fdm, nie je len samotn\u00e1 sila otrasu. Bezpe\u010dnostn\u00e1 kamera zachytila moment, ke\u010f sa zem pohla. Vedci z Kyoto University n\u00e1sledne analyzovali video sn\u00edmku po sn\u00edmke a pomocou pixelovej korel\u00e1cie presne zmerali posun jednotliv\u00fdch bodov obrazu, p\u00ed\u0161e Science Daily<\/a>.<\/p>\n

V\u00fdsledn\u00e9 video ukazuje scen\u00e1r, ktor\u00fd len tak neuvid\u00ed\u0161. Zem sa na zlome posunula o 2,5 metra za pribli\u017ene 1,3 sekundy, pri\u010dom maxim\u00e1lna r\u00fdchlos\u0165 dosiahla viac ne\u017e 3 metre za sekundu. To zodpoved\u00e1 r\u00fdchlosti be\u017eiaceho \u010dloveka, len\u017ee tu sa nepohybovalo telo, ale samotn\u00fd povrch plan\u00e9ty.<\/p>\n

Tak\u00fdto posun m\u00f4\u017ee predstavova\u0165 probl\u00e9m pri v\u00fdstavbe budov<\/p>\n

Pr\u00e1ve \u010d\u00edslo 1,3 sekundy vyvol\u00e1va medzi in\u017einiermi obavy. V\u00e4\u010d\u0161ina budov sa navrhuje tak, aby zvl\u00e1dla trasenie, teda vibr\u00e1cie, ktor\u00e9 prich\u00e1dzaj\u00fa vo vln\u00e1ch. Len\u017ee takto r\u00fdchly a prudk\u00fd posun predstavuje in\u00fd probl\u00e9m. Ak sa z\u00e1klady posun\u00fa o metre v priebehu sekundy, horn\u00e1 \u010das\u0165 budovy nestihne reagova\u0165. Zotrva\u010dnos\u0165 vytvor\u00ed extr\u00e9mne \u0161mykov\u00e9 nap\u00e4tie, ktor\u00e9 m\u00f4\u017ee kon\u0161trukciu po\u0161kodi\u0165 alebo zr\u00fati\u0165.<\/p>\n

Neprehliadni
\n <\/p>\n

\"Tvoje\"Tvoje <\/p>\n

\n\t\t\t\t\tPopul\u00e1rna spravodajsk\u00e1 aplik\u00e1cia pre iOS a Android dostala ve\u013ek\u00fa aktualiz\u00e1ciu. Pribudlo mno\u017estvo nov\u00fdch funkci\u00ed, ktor\u00e9 mus\u00ed\u0161 vysk\u00fa\u0161a\u0165 <\/p>\n

<\/a><\/p>\n

\"zemetrasenie\"\"zemetrasenie\"Zdroj: isoga \/ Shutterstock.com<\/p>\n

\u201eKr\u00e1tke trvanie pohybu potvrdzuje tzv. pulzn\u00fd typ zlomu, pri ktorom sa posun \u0161\u00edri ako koncentrovan\u00fd impulz, podobne ako vlna na koberci, ke\u010f ho niekto trhne,\u201c hovor\u00ed hlavn\u00fd autor \u0161t\u00fadie Jesse Kears.<\/p>\n

Tento \u201eimpulz\u201c znamen\u00e1, \u017ee energia sa neuvo\u013en\u00ed postupne, ale v kr\u00e1tkom a intenz\u00edvnom n\u00e1raze. Pre statikov ide o z\u00e1sadn\u00fa inform\u00e1ciu, najm\u00e4 pri n\u00e1vrhu vysok\u00fdch budov v seizmick\u00fdch oblastiach.<\/p>\n

Video prinieslo e\u0161te jeden detail, ktor\u00fd men\u00ed zau\u017e\u00edvan\u00e9 predstavy. Pohyb zlomu neprebiehal po dokonale rovnej l\u00ednii. Anal\u00fdza uk\u00e1zala mierne zakriven\u00fa dr\u00e1hu. Na prv\u00fd poh\u013ead ide o drobnos\u0165, no pre fyziku<\/a> zemetrasen\u00ed m\u00e1 ve\u013ek\u00fd v\u00fdznam.<\/p>\n

Zakrivenie toti\u017e zvy\u0161uje trenie medzi horninami. Podobne ako pri jazde autom, v z\u00e1krute sa pneumatiky viac \u201ezahryzn\u00fa\u201c do asfaltu. V pr\u00edpade zlomu to znamen\u00e1, \u017ee \u010das\u0165 energie sa spotrebuje na trenie a men\u0161ia \u010das\u0165 sa prenesie do okolia vo forme seizmick\u00fdch v\u013an.<\/p>\n

To n\u00fati vedcov prepo\u010d\u00edta\u0165 doteraj\u0161ie modely. Tie \u010dasto pracovali s jednoduch\u0161\u00edm predpokladom rovn\u00e9ho zlomu. Realita ukazuje, \u017ee priebeh m\u00f4\u017ee by\u0165 zlo\u017eitej\u0161\u00ed a energetick\u00e1 bilancia zemetrasenia<\/a> sa m\u00f4\u017ee meni\u0165.<\/p>\n

\u201eNeo\u010dak\u00e1vali sme, \u017ee tento videoz\u00e1znam prinesie tak bohat\u00e9 mno\u017estvo detailn\u00fdch pozorovan\u00ed. Tak\u00e9to \u00fadaje s\u00fa k\u013e\u00fa\u010dov\u00e9 pre pochopenie fyziky zemetrasen\u00ed,\u201c dod\u00e1va Kearse.<\/p>\n

V\u010faka kamer\u00e1m sa mest\u00e1 m\u00f4\u017eu sta\u0165 \u017eiv\u00fdmi laborat\u00f3riami<\/p>\n

Objav m\u00e1 e\u0161te jeden rozmer, ktor\u00fd presahuje samotn\u00fa geol\u00f3giu. Ukazuje, \u017ee aj be\u017en\u00e9 technol\u00f3gie m\u00f4\u017eu zohr\u00e1va\u0165 \u00falohu vo vede. Profesion\u00e1lne seizmografy stoja ve\u013ek\u00e9 peniaze a pokr\u00fdvaj\u00fa len vybran\u00e9 oblasti. Naopak, bezpe\u010dnostn\u00e9 kamery sa nach\u00e1dzaj\u00fa prakticky v\u0161ade.<\/p>\n

Vedci uk\u00e1zali, \u017ee pri spr\u00e1vnej anal\u00fdze dok\u00e1\u017ee aj oby\u010dajn\u00fd z\u00e1znam poskytn\u00fa\u0165 d\u00e1ta porovnate\u013en\u00e9 s drah\u00fdmi pr\u00edstrojmi. To otv\u00e1ra nov\u00fa mo\u017enos\u0165, mest\u00e1 v seizmick\u00fdch oblastiach sa m\u00f4\u017eu sta\u0165 rozsiahlymi \u201e\u017eiv\u00fdmi laborat\u00f3riami\u201c.<\/p>\n

V bud\u00facnosti m\u00f4\u017ee umel\u00e1 inteligencia analyzova\u0165 tis\u00edce hod\u00edn z\u00e1znamov a h\u013eada\u0165 podobn\u00e9 momenty. Ka\u017ed\u00fd zachyten\u00fd posun by pridal \u010fal\u0161\u00ed k\u00fasok do sklada\u010dky, ktor\u00e1 vysvet\u013euje spr\u00e1vanie zlomov<\/a>.<\/p>\n

Zemetrasenia tak postupne prest\u00e1vaj\u00fa by\u0165 \u00faplne neuchopite\u013en\u00fdm javom. Priame pozorovania prin\u00e1\u0161aj\u00fa detaily, ktor\u00e9 doteraz ch\u00fdbali. Tento konkr\u00e9tny z\u00e1znam uk\u00e1zal, \u017ee aj kr\u00e1tky moment \u2013 trvaj\u00faci len nie\u010do vy\u0161e sekundy \u2013 m\u00f4\u017ee z\u00e1sadne zmeni\u0165 sp\u00f4sob, ak\u00fdm vedci aj in\u017einieri prem\u00fd\u0161\u013eaj\u00fa o pohybe zeme.<\/p>\n


\n
\n
\n
\n
\n
\n P\u00e1\u010dil sa v\u00e1m \u010dl\u00e1nok? Sledujte n\u00e1s na Facebooku
\n
\n <\/a> <\/p>\n

<\/p>\n","protected":false},"excerpt":{"rendered":"Siln\u00e9 zemetrasenia zvy\u010dajne pozn\u00e1\u0161 len z grafov a seizmick\u00fdch kriviek. Tentoraz v\u0161ak vedci z\u00edskali nie\u010do ove\u013ea konkr\u00e9tnej\u0161ie. Kamera…\n","protected":false},"author":2,"featured_media":32954,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[14844,2843,11706,14845,14846,33,6695,229,43,40,42,36,14847,50,49,48,14848,1259,14036],"class_list":{"0":"post-32953","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-svet","8":"tag-bezpecnostna-kamera","9":"tag-budovy","10":"tag-clovek","11":"tag-kamera","12":"tag-myanmar","13":"tag-news","14":"tag-poda","15":"tag-problem","16":"tag-sk","17":"tag-slovak","18":"tag-slovencina","19":"tag-spravy","20":"tag-statika","21":"tag-svet","22":"tag-world","23":"tag-world-news","24":"tag-zaznam","25":"tag-zemetrasenie","26":"tag-zlom"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@sk\/116325097434529827","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/posts\/32953","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/comments?post=32953"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/posts\/32953\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/media\/32954"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/media?parent=32953"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/categories?post=32953"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/sk\/wp-json\/wp\/v2\/tags?post=32953"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}