{"id":14431,"date":"2021-11-27T15:11:39","date_gmt":"2021-11-27T08:11:39","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=14431"},"modified":"2021-11-27T15:11:40","modified_gmt":"2021-11-27T08:11:40","slug":"la-ban-co-hoan-toan-chi-dung-huong-bac-khong","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/la-ban-co-hoan-toan-chi-dung-huong-bac-khong\/","title":{"rendered":"La b\u00e0n c\u00f3 ho\u00e0n to\u00e0n ch\u1ec9 \u0111\u00fang h\u01b0\u1edbng B\u1eafc kh\u00f4ng?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 4 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u cho r\u1eb1ng kim la b\u00e0n ch\u1ec9 h\u01b0\u1edbng B\u1eafc ch\u00ednh ph\u01b0\u01a1ng v\u00e0 h\u1ecd hi\u1ec3u \u201cB\u1eafc ch\u00ednh ph\u01b0\u01a1ng\u201d theo c\u00e1i ngh\u0129a \u0111\u1ecba l\u00fd l\u00e0 \u201cB\u1eafc c\u1ef1c\u201d. \u0111\u00fang, kim la b\u00e0n ch\u1ec9 h\u01b0\u1edbng B\u1eafc ch\u00ednh ph\u01b0\u01a1ng, nh\u01b0ng \u0111\u1ed3ng nh\u1ea5t h\u00f3a B\u1eafc ch\u00ednh ph\u01b0\u01a1ng v\u1edbi B\u1eafc c\u1ef1c \u0111\u1ecba c\u1ea7u th\u00ec tr\u1eadt l\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ecdi la b\u00e0n \u1edf B\u1eafc b\u00e1n c\u1ea7u \u0111\u1ec1u ch\u1ec9 v\u1ec1 h\u01b0\u1edbng m\u00e0 ta g\u1ecdi l\u00e0 C\u1ef1c B\u1eafc T\u1eeb Tr\u01b0\u1eddng (North Magnetic Pole). \u0111\u1ecba \u0111i\u1ec3m n\u00e0y \u0111\u01b0\u1ee3c quy cho l\u00e0 t\u1ea1i m\u1ed9t b\u00e1n \u0111\u1ea3o c\u00f3 t\u00ean l\u00e0 Boothia Peninsula, n\u1eb1m \u1edf \u0111i\u1ec3m c\u1ef1c B\u1eafc c\u1ee7a duy\u00ean h\u1ea3i B\u1eafc B\u0103ng D\u01b0\u01a1ng v\u00f9ng B\u1eafc M\u1ef9. Sir James Clark Ross \u0111\u00e3 th\u00e1m hi\u1ec3m \u0111\u1ecba \u0111i\u1ec3m n\u00e0y t\u1eeb n\u0103m 1831. \u1ede Nam b\u00e1n c\u1ea7u, kim l\u00e0 b\u00e0n ch\u1ec9 v\u1ec1 h\u01b0\u1edbng m\u00e0 ta g\u1ecdi l\u00e0 C\u1ef1c Nam T\u1eeb Tr\u01b0\u1eddng. \u0111\u1ecba \u0111i\u1ec3m n\u00e0y \u0111\u01b0\u1ee3c quy cho l\u00e0 t\u1ea1i Nam B\u0103ng D\u01b0\u01a1ng, ph\u00eda c\u1ef1c Nam n\u01b0\u1edbc \u00dac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3 \u0111i\u1ec1u k\u1ef3 c\u1ee5c l\u00e0 ng\u01b0\u1eddi ta kh\u00f4ng th\u1ec3 \u0111\u1ecbnh r\u00f5 m\u1ed9t \u0111i\u1ec3m n\u00e0o \u0111\u00f3 t\u1ea1i B\u1eafc c\u1ef1c c\u0169ng ch\u00ednh l\u00e0 C\u1ef1c B\u1eafc T\u1eeb Tr\u01b0\u1eddng. C\u1ef1c B\u1eafc T\u1eeb Tr\u01b0\u1eddng x\u00ea x\u00edch trong kho\u1ea3ng m\u1ed9t v\u00f2ng tr\u00f2n \u0111\u01b0\u1eddng k\u00ednh t\u1edbi 32km v\u00e0 k\u1ef3 l\u1ea1 h\u01a1n n\u1eefa l\u00e0 s\u1ef1 x\u00ea d\u1ecbch n\u00e0y thay \u0111\u1ed5i: s\u00e1ng ch\u1ed7 n\u00e0y, chi\u1ec1u ch\u1ed7 kia (c\u0169ng trong kho\u1ea3ng v\u00f2ng tr\u00f2n \u0111\u00f3). Cho n\u00ean c\u00f3 th\u1ec3 n\u00f3i C\u1ef1c B\u1eafc T\u1eeb Tr\u01b0\u1eddng n\u1eb1m trong v\u00f2ng di\u1ec7n t\u00edch n\u00e0y th\u00ec \u0111\u00fang h\u01a1n l\u00e0 gi\u1edbi h\u1ea1n v\u00e0o m\u1ed9t \u0111i\u1ec3m c\u1ed1 \u0111\u1ecbnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u00e0y nay ta c\u0169ng bi\u1ebft r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t C\u1ef1c B\u1eafc T\u1eeb Tr\u01b0\u1eddng v\u1edbi B\u1eafc c\u1ef1c \u0111\u1ecba c\u1ea7u, ch\u1ee9 ng\u00e0y tr\u01b0\u1edbc th\u00ec ch\u01b0a ai bi\u1ebft. C\u0169ng ch\u1eb3ng l\u1ea1 g\u00ec v\u00ec con ng\u01b0\u1eddi s\u1ed1ng c\u00e1ch kh\u00e1 xa c\u1ea3 hai lo\u1ea1i c\u1ef1c n\u00e0y, cho n\u00ean \u0111\u1ed1i v\u1edbi h\u1ecd th\u00ec C\u1ef1c B\u1eafc T\u1eeb Tr\u01b0\u1eddng hay B\u1eafc c\u1ef1c \u0111\u1ecba c\u1ea7u c\u0169ng l\u00e0 m\u1ed9t. V\u1ec1 sau, c\u00e1c nh\u00e0 h\u00e0ng h\u1ea3i th\u00e1m hi\u1ec3m B\u1eafc B\u0103ng D\u01b0\u01a1ng men theo duy\u00ean h\u1ea3i Greeland \u0111\u00e3 ph\u1ea3i b\u1ed1i r\u1ed1i v\u00ec s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y. \u1ede m\u1ed9t v\u00e0i \u0111\u1ecba \u0111i\u1ec3m c\u1ee7a v\u00f9ng n\u00e0y, kim la b\u00e0n c\u1ee7a h\u1ecd l\u1ea1i ch\u1ec9 v\u1ec1 h\u01b0\u1edbng\u2026 \u0111\u00f4ng!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede b\u1ea5t c\u1ee9 \u0111\u1ecba \u0111i\u1ec3m n\u00e0o tr\u00ean tr\u00e1i \u0111\u1ea5t, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai lo\u1ea1i c\u1ef1c n\u00e0y l\u00e0 \u0111\u1ec1u r\u1ea5t \u0111\u00e1ng k\u1ec3. Do \u0111\u00f3, c\u00e1c v\u1ecb thuy\u1ec1n tr\u01b0\u1edfng trong c\u00e1c cu\u1ed9c h\u1ea3i h\u00e0nh tr\u00ean h\u1ea3i \u0111\u1ed3 \u0111\u1ec1u ph\u1ea3i \u201ct\u00ednh \u0111\u1ebfn\u201d s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y v\u00e0 c\u00f3 s\u1ef1 \u0111i\u1ec1u ch\u1ec9nh th\u00edch \u0111\u00e1ng \u0111\u1ec3 c\u00f3 th\u1ec3 \u0111i \u0111\u00fang h\u01b0\u1edbng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 4 &#8211; Arkady Leokum H\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u cho r\u1eb1ng kim la b\u00e0n ch\u1ec9 h\u01b0\u1edbng B\u1eafc ch\u00ednh ph\u01b0\u01a1ng v\u00e0 h\u1ecd hi\u1ec3u \u201cB\u1eafc ch\u00ednh ph\u01b0\u01a1ng\u201d theo c\u00e1i ngh\u0129a \u0111\u1ecba l\u00fd l\u00e0 \u201cB\u1eafc c\u1ef1c\u201d. \u0111\u00fang, kim la b\u00e0n ch\u1ec9 h\u01b0\u1edbng B\u1eafc ch\u00ednh ph\u01b0\u01a1ng, nh\u01b0ng [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-14431","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=14431"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14431\/revisions"}],"predecessor-version":[{"id":14432,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14431\/revisions\/14432"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}