\u201cNg\u1ed3i y\u00ean m\u1ed9t ch\u1ed7 m\u00e0 m\u1ed9t ng\u00e0y v\u1eabn \u0111i t\u00e1m v\u1ea1n d\u1eb7m”. \u00dd ngh\u0129a c\u1ee7a c\u00e2u n\u00e0y l\u00e0: cho d\u00f9 ta \u0111\u1ee9ng y\u00ean b\u1ea5t \u0111\u1ed9ng th\u00ec v\u1eabn \u0111ang \u0111i theo chuy\u1ec3n \u0111\u1ed9ng Tr\u00e1i \u0110\u1ea5t.<\/p>\n\n\n\n
Tr\u00ean \u0111\u01b0\u1eddng x\u00edch \u0111\u1ea1o t\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a v\u1eadt th\u1ec3 theo Tr\u00e1i \u0110\u1ea5t t\u1ef1 quay l\u00e0 465 m\/s, m\u1ed9t ng\u00e0y \u0111i \u0111\u01b0\u1ee3c kho\u1ea3ng 4 v\u1ea1n km, t\u1ee9c l\u00e0 8 v\u1ea1n d\u1eb7m (d\u1eb7m Trung Qu\u1ed1c). T\u1ed1c \u0111\u1ed9 Tr\u00e1i \u0110\u1ea5t quay quanh M\u1eb7t Tr\u1eddi c\u00e0ng nhanh h\u01a1n, m\u1ed7i gi\u00e2y \u0111i \u0111\u01b0\u1ee3c 30 km. Nh\u01b0ng v\u00ec sao ta kh\u00f4ng h\u1ec1 c\u1ea3m th\u1ea5y Tr\u00e1i \u0110\u1ea5t \u0111ang chuy\u1ec3n \u0111\u1ed9ng?<\/p>\n\n\n\n
Trong cu\u1ed9c s\u1ed1ng ta c\u00f3 kinh nghi\u1ec7m: khi \u0111i thuy\u1ec1n tr\u00ean s\u00f4ng, thuy\u1ec1n l\u01b0\u1edbt nhanh, v\u00e1ch n\u00fai hai b\u00ean b\u1edd l\u01b0\u1edbt qua, l\u00fac \u0111\u00f3 ta m\u1edbi c\u1ea3m th\u1ea5y thuy\u1ec1n \u0111i r\u1ea5t nhanh. N\u1ebfu \u0111i t\u00e0u tr\u00ean bi\u1ec3n, \u0111\u1ee9ng tr\u00ean boong t\u00e0u, tr\u1eddi v\u00e0 bi\u1ec3n c\u00f9ng m\u1ed9t m\u00e0u, l\u00fac \u0111\u00f3 ta c\u1ea3m th\u1ea5y t\u00e0u \u0111i r\u1ea5t ch\u1eadm. N\u1ebfu so s\u00e1nh v\u1edbi thuy\u1ec1n \u0111i tr\u00ean s\u00f4ng th\u00ec th\u1ef1c t\u1ebf t\u00e0u tr\u00ean bi\u1ec3n \u0111i nhanh h\u01a1n nhi\u1ec1u. V\u1ea5n \u0111\u1ec1 l\u00e0 \u1edf \u0111\u00f3. Nguy\u00ean l\u00e0 ta th\u01b0\u1eddng c\u0103n c\u1ee9 v\u00e0o s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a c\u00e1c v\u1eadt xung quanh \u0111\u1ec3 nh\u1eadn bi\u1ebft m\u00ecnh \u0111ang chuy\u1ec3n \u0111\u1ed9ng. Khi c\u1ea3nh v\u1eadt r\u1ea5t g\u1ea7n, chuy\u1ec3n \u0111\u1ed9ng t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a n\u00f3 r\u1ea5t r\u00f5. \u0110i t\u00e0u tr\u00ean bi\u1ec3n, tr\u1eddi n\u01b0\u1edbc m\u00eanh m\u00f4ng, kh\u00f4ng c\u00f3 v\u1eadt g\u00ec \u0111\u1ec3 ph\u00e1n \u0111o\u00e1n t\u00e0u nhanh hay ch\u1eadm, do \u0111\u00f3 ta th\u1ea5y t\u00e0u \u0111i ch\u1eadm \u0111\u1ebfn m\u1ee9c gi\u1ed1ng nh\u01b0 ng\u1eebng l\u1ea1i kh\u00f4ng chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n\n\n\n
Tr\u00e1i \u0110\u1ea5t c\u0169ng gi\u1ed1ng nh\u01b0 con t\u00e0u \u0111i trong kh\u00f4ng gian v\u0169 tr\u1ee5, ch\u1ec9 c\u00f3 nh\u1eefng ng\u00f4i sao r\u1ea5t xa m\u1edbi gi\u00fap ch\u00fang nh\u00ecn ra d\u1ea5u v\u1ebft c\u1ee7a s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng. C\u00f2n t\u1ea5t c\u1ea3 m\u1ecdi v\u1eadt quanh ta, gi\u1ed1ng nh\u01b0 b\u1ea3n th\u00e2n ta \u0111\u1ec1u chuy\u1ec3n \u0111\u1ed9ng theo Tr\u00e1i \u0110\u1ea5t. Cho n\u00ean ta kh\u00f4ng c\u1ea3m gi\u00e1c \u0111\u01b0\u1ee3c Tr\u00e1i \u0110\u1ea5t \u0111ang chuy\u1ec3n \u0111\u1ed9ng li\u00ean t\u1ee5c. Kh\u00f4ng n\u00ean qu\u00ean r\u1eb1ng h\u00e0ng ng\u00e0y ta nh\u00ecn th\u1ea5y M\u1eb7t Tr\u1eddi, M\u1eb7t Tr\u0103ng v\u00e0 c\u00e1c ng\u00f4i sao m\u1ecdc l\u00ean t\u1eeb ph\u00eda \u0111\u00f4ng, l\u1eb7n xu\u1ed1ng ph\u00eda t\u00e2y, \u0111\u00f3 ch\u00ednh l\u00e0 k\u1ebft qu\u1ea3 t\u1ef1 quay c\u1ee7a Tr\u00e1i \u0110\u1ea5t. C\u00f2n Tr\u00e1i \u0110\u1ea5t quay quanh M\u1eb7t Tr\u1eddi ta c\u00f3 th\u1ec3 th\u00f4ng qua quan s\u00e1t s\u1ef1 bi\u1ebfn \u0111\u1ed5i v\u1ecb tr\u00ed c\u1ee7a c\u00e1c ng\u00f4i sao tr\u00ean b\u1ea7u tr\u1eddi \u0111\u1ec3 ch\u1ee9ng minh. N\u1ebfu m\u1ed7i t\u1ed1i c\u00f9ng m\u1ed9t th\u1eddi \u0111i\u1ec3m ta quan s\u00e1t b\u1ea7u tr\u1eddi s\u1ebd ph\u00e1t hi\u1ec7n v\u1ecb tr\u00ed c\u1ee7a c\u00e1c ch\u00f2m sao \u0111ang ng\u00e0y c\u00e0ng d\u1eddi d\u1ea7n t\u1eeb \u0111\u00f4ng sang t\u00e2y. Nh\u1eefng ch\u00f2m sao v\u1ed1n xu\u1ea5t hi\u1ec7n t\u1eeb ph\u00eda t\u00e2y th\u00ec d\u1ea7n \u0111\u1ea7n l\u1eb7n m\u1ea5t kh\u00f4ng th\u1ea5y n\u1eefa, c\u00f2n \u1edf ph\u00eda \u0111\u00f4ng l\u1ea1i m\u1ecdc l\u00ean nh\u1eefng ch\u00f2m sao m\u1edbi tr\u01b0\u1edbc \u0111\u00e2y kh\u00f4ng th\u1ea5y. Sau m\u1ed9t n\u0103m b\u1ea1n s\u1ebd ph\u00e1t hi\u1ec7n tr\u00ean b\u1ea7u tr\u1eddi l\u1ea1i xu\u1ea5t hi\u1ec7n nh\u1eefng ch\u00f2m sao khi quan s\u00e1t ban \u0111\u1ea7u \u0111\u00e3 nh\u00ecn th\u1ea5y. \u0110i\u1ec1u \u0111\u00f3 ch\u1ee9ng t\u1ecf: Tr\u00e1i \u0110\u1ea5t \u0111\u00e3 quay \u0111\u01b0\u1ee3c m\u1ed9t v\u00f2ng xung quanh M\u1eb7t Tr\u1eddi.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: Tr\u00e1i \u0110\u1ea5t t\u1ef1 quay; Tr\u00e1i \u0110\u1ea5t quay quanh M\u1eb7t Tr\u1eddi.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
\u201cNg\u1ed3i y\u00ean m\u1ed9t ch\u1ed7 m\u00e0 m\u1ed9t ng\u00e0y v\u1eabn \u0111i t\u00e1m v\u1ea1n d\u1eb7m”. \u00dd ngh\u0129a c\u1ee7a c\u00e2u n\u00e0y l\u00e0: cho d\u00f9 ta \u0111\u1ee9ng y\u00ean b\u1ea5t \u0111\u1ed9ng th\u00ec v\u1eabn \u0111ang \u0111i theo chuy\u1ec3n \u0111\u1ed9ng Tr\u00e1i \u0110\u1ea5t. Tr\u00ean \u0111\u01b0\u1eddng x\u00edch \u0111\u1ea1o t\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a v\u1eadt th\u1ec3 theo Tr\u00e1i \u0110\u1ea5t t\u1ef1 quay l\u00e0 465 m\/s, m\u1ed9t ng\u00e0y […]<\/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-6885","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\/6885","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=6885"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/6885\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=6885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=6885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=6885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}