Nghe ti\u1ebfng m\u00e1y bay \u1ea7m \u0129 \u1edf tr\u00ean \u0111\u1ec9nh \u0111\u1ea7u, ng\u1ea9ng m\u1eb7t nh\u00ecn l\u00ean, th\u01b0\u1eddng th\u1ea5y: m\u00e1y bay \u0111\u00e3 v\u00fat qua r\u1ed3i, \u0111\u1eb1ng sau l\u1ea1i k\u00e9o theo m\u1ed9t c\u00e1i \u0111u\u00f4i d\u00e0i d\u00e0i t\u1ef1a nh\u01b0 d\u1ea3i kh\u00f3i tr\u1eafng. D\u1ea3i “kh\u00f3i tr\u1eafng” \u0111\u00f3 s\u1ebd d\u1ea7n d\u1ea7n khu\u1ebfch t\u00e1n, nh\u1ea1t nho\u00e0, r\u1ed3i bi\u1ebfn m\u1ea5t.<\/p>\n\n\n\n
C\u00f3 l\u1ebd b\u1ea1n s\u1ebd ngh\u0129: c\u00e1i \u0111u\u00f4i \u0111\u00f3 l\u00e0 do kh\u00f3i sinh ra khi nhi\u00ean li\u1ec7u m\u00e1y bay b\u1ecb \u0111\u1ed1t ch\u00e1y, gi\u1ed1ng nh\u01b0 ki\u1ec3u kh\u00ed th\u1ea3i m\u00e0 \u00f4 t\u00f4 v\u00e0 m\u00e1y n\u1ed5 c\u00e1c lo\u1ea1i th\u1ea3i ra v\u1eady. Th\u1ef1c ra, c\u00e1i \u0111u\u00f4i \u1ea5y l\u00e0 kh\u00f3i nh\u01b0ng ph\u1ea3i n\u00f3i n\u00f3 l\u00e0 m\u00e2y m\u1edbi x\u00e1c \u0111\u00e1ng, v\u00ec n\u00f3 v\u1edbi m\u00e2y r\u1ea5t gi\u1ed1ng nhau.<\/p>\n\n\n\n
Ch\u00fang ta bi\u1ebft r\u1eb1ng, b\u00ean trong m\u00e2y c\u00f3 v\u00f4 v\u00e0n h\u1ea1t n\u01b0\u1edbc nh\u1ecf v\u00e0 tinh th\u1ec3 b\u0103ng nh\u1ecf. Ch\u00fang do h\u01a1i n\u01b0\u1edbc trong kh\u00f4ng kh\u00ed ng\u01b0ng k\u1ebft l\u1ea1i m\u00e0 th\u00e0nh. S\u1ef1 h\u00ecnh th\u00e0nh n\u00e0y c\u1ea7n c\u00f3 hai \u0111i\u1ec1u ki\u1ec7n: tr\u01b0\u1edbc h\u1ebft ph\u1ea3i c\u00f3 \u0111\u1ea7y \u0111\u1ee7 h\u01a1i n\u01b0\u1edbc, v\u00e0 \u0111\u1ea1t t\u1edbi \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0; ti\u1ebfp \u0111\u1ebfn c\u00f2n c\u1ea7n c\u00f3 h\u1ea1t b\u1ee5i v\u00e0 h\u1ea1t mang \u0111i\u1ec7n l\u00e0m h\u1ea1t nh\u00e2n ng\u01b0ng k\u1ebft. Nh\u01b0 v\u1eady, h\u01a1i n\u01b0\u1edbc \u0111\u00e3 \u0111\u1ea1t t\u1edbi \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0 li\u1ec1n c\u00f3 th\u1ec3 ng\u01b0ng k\u1ebft xung quanh nh\u00e2n ng\u01b0ng k\u1ebft, h\u00ecnh th\u00e0nh h\u1ea1t n\u01b0\u1edbc nh\u1ecf ho\u1eb7c tinh th\u1ec3 b\u0103ng nh\u1ecf. H\u1ea1t n\u01b0\u1edbc nh\u1ecf v\u00e0 tinh th\u1ec3 b\u0103ng nh\u1ecf x\u00fam l\u1ea1i v\u1edbi nhau th\u00ec th\u00e0nh m\u1ed9t v\u1ea7ng m\u00e2y l\u1edbn.<\/p>\n\n\n\n
Bi\u1ebft \u0111\u01b0\u1ee3c m\u00e2y h\u00ecnh th\u00e0nh l\u00ean nh\u01b0 th\u1ebf n\u00e0o r\u1ed3i, b\u00e2y gi\u1edd ch\u00fang ta tr\u1edf l\u1ea1i nghi\u00ean c\u1ee9u t\u1ec9 m\u1ec9 tr\u01b0\u1eddng h\u1ee3p “\u0111u\u00f4i kh\u00f3i tr\u1eafng” c\u1ee7a m\u00e1y bay xem sao. Khi m\u00e1y bay bay v\u1ec1 ph\u00eda tr\u01b0\u1edbc, kh\u00f4ng gian m\u00e0 th\u00e2n m\u00e1y bay v\u1ed1n chi\u1ebfm c\u1ee9 c\u1ea7n c\u00f3 kh\u00f4ng kh\u00ed xung quanh \u0111\u1ebfn b\u00f9 l\u1ea5p v\u00e0o. Nh\u01b0ng, m\u00e1y bay bay r\u1ea5t nhanh, c\u00f3 th\u1ec3 v\u01b0\u1ee3t c\u1ea3 t\u1ed1c \u0111\u1ed9 \u00e2m thanh, c\u00f2n kh\u00f4ng kh\u00ed l\u1ea1i l\u00e0 v\u1eadt d\u1eabn nhi\u1ec7t kh\u00f4ng t\u1ed1t. Qu\u00e1 tr\u00ecnh kh\u00f4ng kh\u00ed xung quanh \u0111\u1ec1n b\u00f9 l\u1ea5p t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi m\u1ed9t qu\u00e1 tr\u00ecnh gi\u00e3n n\u1edf \u0111o\u1ea1n nhi\u1ec7t, nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed s\u1ebd xu\u1ed1ng th\u1ea5p trong ph\u00fat ch\u1ed1c. Tr\u00ean tr\u1eddi cao v\u1ed1n c\u00f3 r\u1ea5t nhi\u1ec1u h\u01a1i n\u01b0\u1edbc, nhi\u1ec7t \u0111\u1ed9 v\u1eeba xu\u1ed1ng th\u1ea5p th\u00ec \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0 c\u0169ng xu\u1ed1ng th\u1ea5p theo, h\u01a1i n\u01b0\u1edbc xung quanh li\u1ec1n \u0111\u1ea1t t\u1edbi \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0. \u0110i\u1ec1u \u0111\u00f3 tho\u1ea3 m\u00e3n \u0111i\u1ec1u ki\u1ec7n th\u1ee9 nh\u1ea5t \u0111\u1ec3 h\u00ecnh th\u00e0nh m\u00e2y. Ngo\u00e0i ra, nhi\u00ean li\u1ec7u m\u00e1y bay b\u1ecb \u0111\u1ed1t ch\u00e1y qu\u1ea3 th\u1ef1c c\u00f3 th\u1ea3i ra m\u1ed9t s\u1ed1 b\u1ee5i kh\u00f3i, ch\u00fang c\u00f3 th\u1ec3 l\u00e0m nh\u00e2n ng\u01b0ng k\u1ebft. Th\u1ebf l\u00e0, h\u01a1i n\u01b0\u1edbc \u1edf \u0111\u1eb1ng sau m\u00e1y bay nhanh ch\u00f3ng ng\u01b0ng k\u1ebft l\u1ea1i xung quanh nh\u1eefng h\u1ea1t b\u1ee5i \u0111\u00f3, h\u00ecnh th\u00e0nh l\u00ean r\u1ea5t nhi\u1ec1u h\u1ea1t n\u01b0\u1edbc nh\u1ecf. \u0110\u00f3 t\u1ee9c l\u00e0 c\u00e1i \u0111u\u00f4i kh\u00e1 d\u00e0i sau m\u00e1y bay m\u00e0 ch\u00fang ta nh\u00ecn th\u1ea5y.<\/p>\n\n\n\n
C\u00f3 th\u1ec3 b\u1ea1n s\u1ebd h\u1ecfi, t\u1ea1i sao m\u00e2y c\u00f3 th\u1ec3 l\u01a1 l\u1eedng tr\u00ean tr\u1eddi m\u1ed9t qu\u00e3ng th\u1eddi gian r\u1ea5t d\u00e0i, c\u00f2n d\u1ea3i “m\u00e2y” k\u00e9o theo \u0111\u1eb1ng sau \u0111u\u00f4i m\u00e1y bay sao l\u1ea1i ti\u00eau t\u00e1n r\u1ea5t nhanh? Tr\u01b0\u1edbc h\u1ebft l\u00e0 th\u1ec3 t\u00edch c\u1ee7a hai lo\u1ea1i \u0111\u00f3 kh\u00e1c nhau. \u0110\u01b0\u1eddng k\u00ednh c\u1ee7a m\u1ed9t \u0111\u00e1m m\u00e2y \u00edt nh\u1ea5t c\u0169ng t\u1edbi v\u00e0i ch\u1ee5c kil\u00f4m\u00e9t. M\u00e2y c\u0169ng c\u00f3 th\u1ec3 d\u1ea7n d\u1ea7n ti\u00eau t\u00e1n, nh\u01b0ng cho \u0111\u1ebfn l\u00fac n\u00f3 ho\u00e0n to\u00e0n ti\u00eau t\u00e1n c\u0169ng ph\u1ea3i c\u00f3 m\u1ed9t qu\u00e3ng th\u1eddi gian t\u01b0\u01a1ng \u0111\u1ed1i d\u00e0i. C\u00f2n m\u00e2y sinh ra \u0111\u1eb1ng sau m\u00e1y bay suy cho c\u00f9ng nh\u1ecf h\u01a1n r\u1ea5t nhi\u1ec1u, cho n\u00ean r\u1ea5t d\u1ec5 b\u1ecb ti\u00eau t\u00e1n h\u1ebft. C\u00f2n c\u00f3 m\u1ed9t nguy\u00ean nh\u00e2n r\u1ea5t quan tr\u1ecdng n\u1eefa, \u0111\u00f3 l\u00e0 m\u00e2y \u0111\u1eb1ng sau m\u00e1y bay h\u00ecnh th\u00e0nh l\u00ean trong ch\u1edbp m\u1eaft khi m\u00e1y bay bay qua, do nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed xu\u1ed1ng th\u1ea5p, \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0 h\u1ea1 xu\u1ed1ng n\u00ean h\u01a1i n\u01b0\u1edbc m\u1edbi \u0111\u1ea1t \u0111\u1ebfn \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0. Theo \u0111\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng kh\u00ed t\u1eeb t\u1eeb l\u00ean tr\u1edf l\u1ea1i, h\u01a1i n\u01b0\u1edbc kh\u00f4ng \u0111\u1ea1t t\u1edbi \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0, h\u1ea1t n\u01b0\u1edbc nh\u1ecf v\u00e0 tinh th\u1ec3 b\u0103ng nh\u1ecf l\u1ea1i d\u1ea7n d\u1ea7n b\u1ed1c h\u01a1i th\u00e0nh h\u01a1i n\u01b0\u1edbc v\u00e0 bi\u1ebfn m\u1ea5t kh\u00f4ng c\u00f2n b\u00f3ng d\u00e1ng.<\/p>\n\n\n\n
T\u1eeb kho\u00e1: M\u00e1y bay; M\u00e2y; Ng\u01b0ng k\u1ebft; \u00c1p su\u1ea5t h\u01a1i n\u01b0\u1edbc b\u00e3o ho\u00e0; H\u1ea1t nh\u00e2n ng\u01b0ng k\u1ebft; Gi\u00e3n n\u1edf \u0111o\u1ea1n nhi\u1ec7t.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
Nghe ti\u1ebfng m\u00e1y bay \u1ea7m \u0129 \u1edf tr\u00ean \u0111\u1ec9nh \u0111\u1ea7u, ng\u1ea9ng m\u1eb7t nh\u00ecn l\u00ean, th\u01b0\u1eddng th\u1ea5y: m\u00e1y bay \u0111\u00e3 v\u00fat qua r\u1ed3i, \u0111\u1eb1ng sau l\u1ea1i k\u00e9o theo m\u1ed9t c\u00e1i \u0111u\u00f4i d\u00e0i d\u00e0i t\u1ef1a nh\u01b0 d\u1ea3i kh\u00f3i tr\u1eafng. D\u1ea3i “kh\u00f3i tr\u1eafng” \u0111\u00f3 s\u1ebd d\u1ea7n d\u1ea7n khu\u1ebfch t\u00e1n, nh\u1ea1t nho\u00e0, r\u1ed3i bi\u1ebfn m\u1ea5t. C\u00f3 l\u1ebd b\u1ea1n s\u1ebd […]<\/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-5698","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\/5698","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=5698"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/5698\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=5698"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=5698"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=5698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}