T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 12 – Arkady Leokum<\/p>\n\n\n\n
C\u00e1c l\u1ed7 \u0111en n\u1ed5i ti\u1ebfng v\u1edbi m\u1ed9t l\u1ef1c tr\u1ecdng tr\u01b0\u1eddng m\u1ea1nh \u0111\u1ebfn n\u1ed7i ngay c\u1ea3 \u00e1nh s\u00e1ng c\u0169ng kh\u00f4ng th\u1ec3 tho\u00e1t ra kh\u1ecfi ch\u00fang. Cho n\u00ean b\u1ea1n c\u00f3 th\u1ec3 s\u1ebd ngh\u0129 r\u1eb1ng ti\u1ebfn \u0111\u1ebfn g\u1ea7n ch\u00fang s\u1ebd sinh ra m\u1ed9t c\u1ea3m gi\u00e1c n\u1eb7ng n\u1ec1 t\u0103ng d\u1ea7n d\u1ea7n hay b\u1ecb nghi\u1ec1n.<\/p>\n\n\n\n
Th\u1ef1c t\u1ebf l\u1ea1i ho\u00e0n to\u00e0n kh\u00e1c. Nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng may b\u1ecb nu\u1ed1t v\u1ec1 m\u1ed9t l\u1ed7 \u0111en kh\u1ed5ng l\u1ed3, \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 gi\u1ed1ng nh\u01b0 m\u1ed9t con qu\u00e1i v\u1eadt r\u1ed9ng s\u00e1u tri\u1ec7u r\u01b0\u1ee1i km \u0111ang tr\u1ed1n \u1edf trung t\u00e2m c\u1ee7a thi\u00ean h\u00e0 ch\u00fang ta, s\u1ebd ch\u1eb3ng c\u1ea3m th\u1ea5y l\u1ef1c g\u00ec b\u1edfi v\u00ec h\u1ecd s\u1ebd \u0111\u01b0\u1ee3c r\u01a1i t\u1ef1 do. Ngay c\u1ea3 khi h\u1ecd v\u01b0\u1ee3t qua \u201c\u0111\u01b0\u1eddng s\u1ef1 c\u1ed1\u201d (event horizon) – m\u1ed9t \u201cb\u1ec1 m\u1eb7t\u201d c\u1ee7a l\u1ed7 \u0111en m\u00e0 t\u1eeb c\u00e1c \u0111i\u1ec3m \u0111\u00f3 th\u00ec ngay c\u1ea3 \u00e1nh s\u00e1ng c\u0169ng kh\u00f4ng th\u1ec3 tr\u1edf ra \u0111\u01b0\u1ee3c – h\u1ecd c\u0169ng s\u1ebd ch\u1eb3ng c\u1ea3m th\u1ea5y g\u00ec l\u1ea1.<\/p>\n\n\n\n
Tuy nhi\u00ean, khi ti\u1ebfn v\u1ec1 trung t\u00e2m, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u01b0\u1eddng \u0111\u1ed9 tr\u1ecdng l\u1ef1c t\u00e1c \u0111\u1ed9ng v\u00e0o ch\u00e2n so v\u1edbi \u0111\u1ea7u c\u1ee7a h\u1ecd b\u1eaft \u0111\u1ea7u t\u0103ng l\u00ean b\u1edfi v\u00ec ch\u00e2n c\u1ee7a h\u1ecd s\u1ebd \u1edf g\u1ea7n ngu\u1ed3n tr\u1ecdng l\u1ef1c t\u1ea1i trung t\u00e2m c\u1ee7a l\u1ed7 \u0111en h\u01a1n m\u1ed9t ch\u00fat.<\/p>\n\n\n\n
L\u1ef1c th\u1ee7y tri\u1ec1u n\u00e0y (tidal force) s\u1ebd t\u0103ng l\u00ean nhanh, l\u00e0m c\u0103ng m\u1ecdi v\u1eadt theo chi\u1ec1u d\u00e0i \u0111\u1ed3ng th\u1eddi l\u1ea1i b\u00f3p m\u1ecdi v\u1eadt theo chi\u1ec1u ngang. Ch\u1ec9 trong v\u00f2ng v\u00e0i gi\u00e2y, c\u01a1 th\u1ec3 con ng\u01b0\u1eddi s\u1ebd b\u1ecb bi\u1ebfn th\u00e0nh m\u1ed9t s\u1ee3i m\u00ec \u00dd c\u1ef1c m\u1ea3nh, c\u1ef1c d\u00e0i v\u00e0 b\u1ecb x\u00e9 tan th\u00e0nh t\u1eebng m\u1ea3nh nh\u1ecf.<\/p>\n\n\n\n
K\u1ef3 l\u1ea1 h\u01a1n, m\u1ecdi v\u1eadt l\u1ea1i tr\u1edf n\u00ean c\u00e0ng th\u1eadm t\u1ec7 h\u01a1n ngay c\u1ea3 v\u1edbi m\u1ed9t l\u1ed7 \u0111en nh\u1ecf ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c v\u1eadt th\u1ec3 r\u1ed9ng 8km \u0111\u01b0\u1ee3c cho l\u00e0 nh\u1eefng g\u00ec c\u00f2n l\u1ea1i c\u1ee7a m\u1ed9t ng\u00f4i sao ch\u1ebft. B\u1ecb n\u00e9n nhi\u1ec1u h\u01a1n, l\u1ef1c th\u1ee7y tri\u1ec1u c\u1ee7a ch\u00fang s\u1ebd m\u1ea1nh h\u01a1n nhi\u1ec1u v\u00e0 b\u1ea5t c\u1ee9 v\u1eadt g\u00ec ti\u1ebfn t\u1edbi g\u1ea7n ch\u00fang s\u1ebd b\u1ecb x\u00e9 tan ngay c\u1ea3 tr\u01b0\u1edbc khi n\u00f3 v\u01b0\u1ee3t qua \u0111\u01b0\u1eddng s\u1ef1 c\u1ed1.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 12 – Arkady Leokum C\u00e1c l\u1ed7 \u0111en n\u1ed5i ti\u1ebfng v\u1edbi m\u1ed9t l\u1ef1c tr\u1ecdng tr\u01b0\u1eddng m\u1ea1nh \u0111\u1ebfn n\u1ed7i ngay c\u1ea3 \u00e1nh s\u00e1ng c\u0169ng kh\u00f4ng th\u1ec3 tho\u00e1t ra kh\u1ecfi ch\u00fang. Cho n\u00ean b\u1ea1n c\u00f3 th\u1ec3 s\u1ebd ngh\u0129 r\u1eb1ng ti\u1ebfn \u0111\u1ebfn g\u1ea7n ch\u00fang s\u1ebd sinh ra […]<\/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-16383","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\/16383","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=16383"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16383\/revisions"}],"predecessor-version":[{"id":16384,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/16383\/revisions\/16384"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=16383"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=16383"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=16383"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}