{"id":10850,"date":"2021-11-22T17:28:56","date_gmt":"2021-11-22T10:28:56","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=10850"},"modified":"2021-11-22T18:19:48","modified_gmt":"2021-11-22T11:19:48","slug":"trai-dat-co-the-phong-nhiet-ra-ngoai-duoc-khong","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/trai-dat-co-the-phong-nhiet-ra-ngoai-duoc-khong\/","title":{"rendered":"Tr\u00e1i \u0111\u1ea5t c\u00f3 th\u1ec3 ph\u00f3ng nhi\u1ec7t ra ngo\u00e0i \u0111\u01b0\u1ee3c kh\u00f4ng?"},"content":{"rendered":"\n<p>Ng\u01b0\u1eddi ta th\u01b0\u1eddng d\u1ef1a v\u00e0o \u0111o nhi\u1ec7t \u0111\u1ed9 \u1edf gi\u1ebfng s\u00e2u \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t, c\u1ee9 gi\u1ebfng s\u00e2u th\u00eam 100 mth\u00ec nhi\u1ec7t \u0111\u1ed9 t\u0103ng th\u00eam 3 \u0111\u1ed9 C. Ng\u01b0\u1eddi ta g\u1ecdi \u0111\u00f3 l\u00e0 thang \u0111\u1ecba nhi\u1ec7t. N\u1ebfu t\u00ednh theo c\u00f4ng th\u1ee9c oC I 100m ho\u1eb7c oC I 10m th\u00ec ta s\u1ebd t\u00ednh \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 trung t\u00e2m Tr\u00e1i \u0111\u1ea5t ph\u1ea3i g\u1ea9n 200.000 \u0111\u1ed9 C. Th\u1ebf nh\u01b0ng nhi\u1ec7t \u0111\u1ed9 th\u1ef1c t\u1ebf \u1edf trung t\u00e2m Tr\u00e1i \u0111\u1ea5t ch\u1ec9 kho\u1ea3ng 300 \u0111\u1ebfn 4.500 \u0111\u1ed9 C.<\/p>\n\n\n\n<p>Nhi\u1ec7t \u0111\u1ed9 Tr\u00e1i \u0111\u1ea5t l\u00e0 do c\u00e1c nguy\u00ean t\u1ed1 ph\u00f3ng x\u1ea1 c\u1ea5u t\u1ea1o n\u00ean Tr\u00e1i \u0111\u1ea5t g\u00e2y n\u00ean, nhi\u1ec7t \u0111\u1ed9 Tr\u00e1i \u0111\u1ea5t do c\u00e1c t\u1ea9ng nham th\u1ea1ch n\u00f3ng ch\u1ea3y mang l\u00ean Tr\u00e1i \u0111\u1ea5t.<\/p>\n\n\n\n<p>Nhi\u1ec7t \u0111\u1ed9 Tr\u00e1i \u0111\u1ea5t t\u00e1n x\u1ea1 ra ngo\u00e0i m\u1eb7t t\u00ednh theo 1 cm2 \u0111\u01a1n v\u1ecb PPm (lItri\u1ec7u) tr\u00ean 1 cm3I gy v\u00e0 nhi\u1ec7t l\u01b0\u1ee3ng t\u00e1n x\u1ea1 b\u00ecnh qu\u00e2n tr\u00ean to\u00e0n b\u1ec1 m\u1eb7t Tr\u00e1i \u0111\u1ea5t l\u00e0 1,4. \u1ede nh\u1eefng n\u01a1i c\u00f3 n\u00fai l\u1eeda ho\u1eb7c su\u1ed1i n\u01b0\u1edbc n\u00f3ng \u1edf \u0111\u00e1y bi\u1ec3n c\u0169ng ch\u1ec9 tr\u00ean d\u01b0\u1edbi 3.<\/p>\n\n\n\n<p>Nh\u01b0ng do Tr\u00e1i \u0111\u1ea5t h\u1ea5p th\u1ee5 nhi\u1ec7t t\u1eeb M\u1eb7t tr\u1eddi n\u00ean nhi\u1ec7t \u0111\u1ed9 xung quanh b\u1ec1 m\u1eb7t Tr\u00e1i \u0111\u1ea5t \u0111\u01b0\u1ee3c duy tr\u00ec. N\u1ebfu t\u00ednh l\u01b0\u1ee3ng nhi\u1ec7t c\u00e2n b\u1eb1ng m\u00e0 b\u1ec1 m\u1eb7t Tr\u00e1i \u0111\u1ea5t h\u1ea5p th\u1ee5 t\u1eeb M\u1eb7t tr\u1eddi v\u00e0 l\u01b0\u1ee3ng nhi\u1ec7t m\u00e0 Tr\u00e1i \u0111\u1ea5t b\u1ee9c x\u1ea1 ra ngo\u00e0i bi\u1ec3u th\u1ecb theo \u0111\u01a1n v\u1ecb v\u1eeba n\u00ean tr\u00ean ta s\u1ebd c\u00f3 con s\u1ed1 b\u00ecnh qu\u00e2n v\u01b0\u1ee3t qu\u00e1 8.000. T\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 th\u1ea5y \u0111\u01b0\u1ee3c nhi\u1ec7t l\u01b0\u1ee3ng do Tr\u00e1i \u0111\u1ea5t b\u1ee9c x\u1ea1 so v\u1edbi l\u01b0\u1ee3ng nhi\u1ec7t m\u00e0 Tr\u00e1i \u0111\u1ea5t h\u1ea5p th\u1ee5 t\u1eeb M\u1eb7t tr\u1eddi l\u00e0 v\u00f4 c\u00f9ng b\u00e9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ng\u01b0\u1eddi ta th\u01b0\u1eddng d\u1ef1a v\u00e0o \u0111o nhi\u1ec7t \u0111\u1ed9 \u1edf gi\u1ebfng s\u00e2u \u0111\u1ec3 \u0111o nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t, c\u1ee9 gi\u1ebfng s\u00e2u th\u00eam 100 mth\u00ec nhi\u1ec7t \u0111\u1ed9 t\u0103ng th\u00eam 3 \u0111\u1ed9 C. Ng\u01b0\u1eddi ta g\u1ecdi \u0111\u00f3 l\u00e0 thang \u0111\u1ecba nhi\u1ec7t. N\u1ebfu t\u00ednh theo c\u00f4ng th\u1ee9c oC I 100m ho\u1eb7c oC I 10m th\u00ec ta s\u1ebd t\u00ednh [&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":[1,15],"tags":[],"class_list":["post-10850","post","type-post","status-publish","format-standard","hentry","category-general","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10850","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=10850"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/10850\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=10850"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=10850"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=10850"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}