M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u bi\u1ebft: v\u1eadn \u0111\u1ed9ng vi\u00ean nh\u1ea3y d\u00e0i tr\u01b0\u1edbc khi nh\u1ea3y ph\u1ea3i ch\u1ea1y m\u1ed9t kho\u1ea3ng xa \u0111\u1ec3 l\u1ea5y \u0111\u00e0, c\u00f2n v\u1eadn \u0111\u1ed9ng vi\u00ean n\u00e9m \u0111\u0129a ph\u1ea3i quay m\u1ea5y v\u00f2ng m\u1edbi n\u00e9m \u0111\u0129a. M\u1ee5c \u0111\u00edch l\u00e0 l\u1ee3i d\u1ee5ng qu\u00e1n t\u00ednh khi\u1ebfn cho con ng\u01b0\u1eddi tr\u01b0\u1edbc khi nh\u1ea3y ho\u1eb7c n\u00e9m \u0111\u0129a ra \u0111\u00e3 c\u00f3 t\u1ed1c \u0111\u1ed9 ban \u0111\u1ea7u nh\u1ea5t \u0111\u1ecbnh, cho n\u00ean nh\u1ea3y xa h\u01a1n ho\u1eb7c n\u00e9m xa h\u01a1n so v\u1edbi l\u00fac \u0111\u1ee9ng y\u00ean.<\/p>\n\n\n\n
Nguy\u00ean l\u00fd ph\u00f3ng t\u00ean l\u1eeda theo ph\u01b0\u01a1ng t\u1ef1 quay c\u1ee7a Tr\u00e1i \u0110\u1ea5t c\u0169ng gi\u1ed1ng nh\u01b0 nh\u1ea3y d\u00e0i hay n\u00e9m \u0111\u0129a, m\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 con t\u00e0u c\u00f3 \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 ban \u0111\u1ea7u. Theo nguy\u00ean l\u00fd qu\u00e1n t\u00ednh, n\u1ebfu ph\u00f3ng t\u00ean l\u1eeda thu\u1eadn theo ph\u01b0\u01a1ng Tr\u00e1i \u0110\u1ea5t t\u1ef1 quay th\u00ec khi t\u00ean l\u1eeda r\u1eddi kh\u1ecfi m\u1eb7t \u0111\u1ea5t \u0111\u00e3 c\u00f3 \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 ban \u0111\u1ea7u, \u0111\u1ed9 l\u1edbn c\u1ee7a t\u1ed1c \u0111\u1ed9 n\u00e0y b\u1eb1ng t\u1ed1c \u0111\u1ed9 Tr\u00e1i \u0110\u1ea5t t\u1ef1 quay.<\/p>\n\n\n\n
Tr\u00e1i \u0110\u1ea5t quay t\u1eeb t\u00e2y sang \u0111\u00f4ng, t\u1ed1c \u0111\u1ed9 th\u1eb3ng c\u1ee7a Tr\u00e1i \u0110\u1ea5t t\u1ef1 quay kh\u00f4ng ph\u1ea3i m\u1ecdi \u0111i\u1ec3m \u0111\u1ec1u nh\u01b0 nhau, c\u00e0ng g\u1ea7n Nam hay B\u1eafc C\u1ef1c th\u00ec t\u1ed1c \u0111\u1ed9 th\u1eb3ng c\u00e0ng ch\u1eadm, c\u00e0ng g\u1ea7n x\u00edch \u0111\u1ea1o t\u1ed1c \u0111\u1ed9 th\u1eb3ng c\u00e0ng nhanh. \u1ede t\u00e2m Nam, B\u1eafc C\u1ef1c t\u1ed1c \u0111\u1ed9 \u0111\u00f3 b\u1eb1ng 0, nh\u01b0ng tr\u00ean \u0111\u01b0\u1eddng x\u00edch \u0111\u1ea1o t\u1ed1c \u0111\u1ed9 \u0111\u00f3 l\u1edbn nh\u1ea5t \u0111\u1ea1t 465 m\/s.<\/p>\n\n\n\n
Mu\u1ed1n cho t\u00ean l\u1eeda quay quanh Tr\u00e1i \u0110\u1ea5t m\u00e0 kh\u00f4ng b\u1ecb r\u01a1i xu\u1ed1ng th\u00ec t\u1ed1c \u0111\u1ed9 t\u00ean l\u1eeda ph\u1ea3i \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 v\u0169 tr\u1ee5 c\u1ea5p 1, t\u1ee9c 7,9 km\/s, mu\u1ed1n cho n\u00f3 bay quanh M\u1eb7t Tr\u0103ng ph\u1ea3i \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 v\u0169 tr\u1ee5 c\u1ea5p hai. Mu\u1ed1n cho n\u00f3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 nh\u01b0 th\u1ebf, \u0111\u01b0\u01a1ng nhi\u00ean tr\u01b0\u1edbc h\u1ebft ph\u1ea3i nh\u1edd v\u00e0o s\u1ee9c \u0111\u1ea9y c\u1ee7a b\u1ea3n th\u00e2n t\u00ean l\u1eeda, nh\u01b0ng n\u1ebfu t\u00ean l\u1eeda \u0111\u01b0\u1ee3c ph\u00f3ng tr\u00ean \u0111\u01b0\u1eddng x\u00edch \u0111\u1ea1o th\u00ec nh\u1edd \u0111\u00f3 m\u00e0 \u0111\u00e3 c\u00f3 \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 ban \u0111\u1ea7u 465 m\/s. Cho n\u00ean s\u1ee9c \u0111\u1ea9y c\u1ee7a t\u00ean l\u1eeda \u00edt \u0111i m\u1ed9t t\u00ed v\u1ea5n \u0111\u1ec1 c\u0169ng kh\u00f4ng l\u1edbn l\u1eafm.<\/p>\n\n\n\n
\u0110\u01b0\u01a1ng nhi\u00ean n\u1ebfu s\u1ee9c \u0111\u1ea9y c\u1ee7a t\u00ean l\u1eeda l\u1edbn \u0111\u1ebfn m\u1ee9c \u0111\u1ea1t y\u00eau c\u1ea7u th\u00ec kh\u00f4ng nh\u1ea5t \u0111\u1ecbnh ph\u1ea3i m\u01b0\u1ee3n \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 t\u1ef1 quay c\u1ee7a Tr\u00e1i \u0110\u1ea5t. Nh\u01b0ng d\u00f9 sao t\u1eeb g\u00f3c \u0111\u1ed9 khoa h\u1ecdc v\u00e0 kinh t\u1ebf m\u00e0 x\u00e9t th\u00ec ph\u00f3ng t\u00ean l\u1eeda thu\u1eadn v\u1edbi ph\u01b0\u01a1ng t\u1ef1 quay c\u1ee7a Tr\u00e1i \u0110\u1ea5t \u0111\u1ec3 t\u1ea1o ra t\u1ed1c \u0111\u1ed9 ban \u0111\u1ea7u v\u1eabn l\u00e0 c\u00f3 l\u1ee3i nh\u1ea5t.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Ph\u00f3ng t\u00ean l\u1eeda; Tr\u00e1i \u0110\u1ea5t t\u1ef1 quay.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
M\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u bi\u1ebft: v\u1eadn \u0111\u1ed9ng vi\u00ean nh\u1ea3y d\u00e0i tr\u01b0\u1edbc khi nh\u1ea3y ph\u1ea3i ch\u1ea1y m\u1ed9t kho\u1ea3ng xa \u0111\u1ec3 l\u1ea5y \u0111\u00e0, c\u00f2n v\u1eadn \u0111\u1ed9ng vi\u00ean n\u00e9m \u0111\u0129a ph\u1ea3i quay m\u1ea5y v\u00f2ng m\u1edbi n\u00e9m \u0111\u0129a. M\u1ee5c \u0111\u00edch l\u00e0 l\u1ee3i d\u1ee5ng qu\u00e1n t\u00ednh khi\u1ebfn cho con ng\u01b0\u1eddi tr\u01b0\u1edbc khi nh\u1ea3y ho\u1eb7c n\u00e9m \u0111\u0129a ra \u0111\u00e3 c\u00f3 t\u1ed1c \u0111\u1ed9 […]<\/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":[15,7],"tags":[],"class_list":["post-7287","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-vat-ly"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7287","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=7287"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/7287\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=7287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=7287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=7287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}