M\u1ea5y n\u0103m tr\u01b0\u1edbc, b\u00e1o ch\u00ed n\u01b0\u1edbc Ph\u00e1p \u0111\u00e3 \u0111\u0103ng m\u1ed9t c\u00e2u chuy\u1ec7n c\u00f3 th\u1eadt nh\u01b0 sau:<\/p>\n\n\n\n
Sapelod l\u00e0 gi\u00e1o s\u01b0 c\u1ee7a H\u1ecdc vi\u1ec7n Marseille n\u01b0\u1edbc Ph\u00e1p. G\u1ea7n \u0111\u00e2y c\u00f3 m\u1ed9t vi\u1ec7c l\u00e0m \u00f4ng ta r\u1ea5t kh\u1ed5 t\u00e2m. \u0110\u00f3 l\u00e0, ch\u1ec9 c\u1ea7n \u00f4ng c\u00f3 m\u1eb7t trong ph\u00f2ng l\u00e0m vi\u1ec7c tr\u00ean t\u1ea7ng cao nh\u1ea5t c\u1ee7a cao \u1ed1c trong m\u1ed9t kho\u1ea3ng th\u1eddi gian, th\u00ec s\u1ebd c\u1ea3m th\u1ea5y t\u1eebng c\u01a1n t\u1eebng c\u01a1n nh\u1ee9c \u0111\u1ea7u v\u00e0 bu\u1ed3n n\u00f4n, nh\u01b0ng h\u1ec5 r\u1eddi kh\u1ecfi ph\u00f2ng l\u00e0m vi\u1ec7c th\u00ec nh\u1eefng tri\u1ec7u ch\u1ee9ng \u0111\u00f3 \u0111\u1ec1u m\u1ea5t h\u1eb3n. V\u00ec s\u1ee9c kho\u1ebb c\u1ee7a b\u1ea3n th\u00e2n, \u00f4ng quy\u1ebft \u0111\u1ecbnh t\u1eeb b\u1ecf c\u00f4ng t\u00e1c n\u00e0y. Tr\u01b0\u1edbc l\u00fac ra \u0111i, v\u1ecb gi\u00e1o s\u01b0 d\u00f9ng m\u1ecdi c\u00e1ch ki\u1ec3m tra t\u1eebng li t\u1eebng t\u00ed gian ph\u00f2ng l\u00e0m vi\u1ec7c song ch\u1eb3ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c b\u1ea5t k\u00ec v\u1eadt ph\u1ea9m ho\u1eb7c hi\u1ec7n t\u01b0\u1ee3ng d\u1ecb th\u01b0\u1eddng n\u00e0o c\u00f3 h\u1ea1i cho s\u1ee9c kho\u1ebb con ng\u01b0\u1eddi. \u0110\u00fang v\u00e0o l\u00fac \u00f4ng th\u1ea5t v\u1ecdng d\u1ef1a l\u01b0ng v\u00e0o t\u01b0\u1eddng ngh\u1ec9 ng\u01a1i m\u1ed9t ch\u00fat, \u0111\u1ed9t nhi\u00ean \u00f4ng c\u1ea3m th\u1ea5y b\u1ee9c t\u01b0\u1eddng \u0111ang rung nh\u1eb9. \u00d4ng v\u00f4 c\u00f9ng ng\u1ea1c nhi\u00ean, t\u01b0\u1eddng nh\u00e0 v\u00ec sao l\u1ea1i rung \u0111\u1ed9ng nh\u1ec9? Qua quan s\u00e1t t\u1ec9 m\u1ec9, cu\u1ed1i c\u00f9ng \u00f4ng ph\u00e1t hi\u1ec7n, s\u1ef1 rung \u0111\u1ed9ng c\u1ee7a t\u01b0\u1eddng l\u00e0 do thi\u1ebft b\u1ecb \u0111i\u1ec1u ho\u00e0 kh\u00f4ng kh\u00ed tr\u00ean n\u00f3c cao \u1ed1c g\u00e2y n\u00ean. Th\u00ec ra, t\u1ea7n s\u1ed1 ri\u00eang c\u1ee7a to\u00e0 nh\u00e0 m\u00e0 \u00f4ng l\u00e0m vi\u1ec7c g\u1ea7n v\u1edbi t\u1ea7n s\u1ed1 rung \u0111\u1ed9ng c\u1ee7a thi\u1ebft b\u1ecb \u0111i\u1ec1u ho\u00e0 kh\u00f4ng kh\u00ed n\u00ean g\u00e2y ra c\u1ed9ng h\u01b0\u1edfng c\u1ee7a t\u01b0\u1eddng nh\u00e0. Qua \u0111o \u0111\u1ea1c, t\u1ea7n s\u1ed1 rung \u0111\u1ed9ng c\u1ee7a n\u00f3 c\u1ef1c th\u1ea5p, m\u1ed7i gi\u00e2y ch\u1ec9 rung \u0111\u1ed9ng 7 l\u1ea7n, do \u0111\u00f3 sinh ra s\u00f3ng h\u1ea1 \u00e2m t\u1ea7n s\u1ed1 7 Hz.<\/p>\n\n\n\n
S\u00f3ng h\u1ea1 \u00e2m c\u00f3 quan h\u1ec7 m\u1eadt thi\u1ebft v\u1edbi sinh ho\u1ea1t c\u1ee7a con ng\u01b0\u1eddi. N\u1ed7i kh\u1ed5 t\u00e2m c\u1ee7a gi\u00e1o s\u01b0 Sapelod nh\u01b0 v\u1eeba k\u1ec3 \u1edf tr\u00ean ch\u00ednh l\u00e0 do s\u00f3ng h\u1ea1 \u00e2m g\u00e2y ra. K\u00ec th\u1ef1c, trong m\u00f4i tr\u01b0\u1eddng sinh ho\u1ea1t c\u1ee7a ch\u00fang ta, b\u1ea5t k\u1ec3 l\u00e0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a thi\u00ean nhi\u00ean nh\u01b0 n\u00fai l\u1eeda b\u00f9ng n\u1ed5, thi\u00ean th\u1ea1ch r\u01a1i, d\u00f2ng xi\u1ebft kh\u00ed quy\u1ec3n, s\u1ea5m s\u00e9t, b\u00e3o t\u1eeb, v.v. ho\u1eb7c nh\u01b0 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a con ng\u01b0\u1eddi: n\u1ed5 h\u1ea1t nh\u00e2n, ph\u00f3ng t\u00ean l\u1eeda v.v. \u0111\u1ec1u c\u00f3 th\u1ec3 sinh ra s\u00f3ng h\u1ea1 \u00e2m.<\/p>\n\n\n\n
X\u00e9t cho c\u00f9ng, lo\u1ea1i s\u00f3ng \u0111\u00f3 c\u00f3 \u1ea3nh h\u01b0\u1edfng g\u00ec \u0111\u1ebfn s\u1ee9c kho\u1ebb c\u1ee7a con ng\u01b0\u1eddi nh\u1ec9?<\/p>\n\n\n\n
C\u00e1c nh\u00e0 khoa h\u1ecdc ph\u00e1t hi\u1ec7n, s\u00f3ng h\u1ea1 \u00e2m c\u00f3 th\u1ec3 qu\u1ea5y r\u1ed1i ch\u1ee9c n\u0103ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ea7n kinh con ng\u01b0\u1eddi, nguy h\u1ea1i \u0111\u1ebfn s\u1ee9c kho\u1ebb con ng\u01b0\u1eddi. S\u00f3ng h\u1ea1 \u00e2m c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh, c\u00f3 th\u1ec3 l\u00e0m cho ng\u01b0\u1eddi th\u1ea5y nh\u1ee9c \u0111\u1ea7u, bu\u1ed3n n\u00f4n, \u00f3i m\u1eeda, m\u1ea5t c\u1ea3m gi\u00e1c th\u0103ng b\u1eb1ng, th\u1eadm ch\u00ed tinh th\u1ea7n \u1ee7 r\u0169. C\u00f3 ng\u01b0\u1eddi cho r\u1eb1ng, say t\u00e0u hay xe l\u00e0 do s\u00f3ng h\u1ea1 \u00e2m sinh ra khi th\u00e2n t\u00e0u chuy\u1ec3n \u0111\u1ed9ng g\u00e2y n\u00ean. Ng\u01b0\u1eddi s\u1ed1ng trong c\u0103n h\u1ed9 cao m\u01b0\u1eddi m\u1ea5y t\u1ea7ng, g\u1eb7p th\u1eddi ti\u1ebft gi\u00f3 to, th\u01b0\u1eddng c\u1ea3m th\u1ea5y v\u00e1ng \u0111\u1ea7u, bu\u1ed3n n\u00f4n. \u0110\u00f3 c\u0169ng l\u00e0 v\u00ec gi\u00f3 to l\u00e0m cho cao \u1ed1c lay \u0111\u1ed9ng, sinh ra s\u00f3ng h\u1ea1 \u00e2m.<\/p>\n\n\n\n
S\u00f3ng h\u1ea1 \u00e2m c\u00f2n c\u00f3 th\u1ec3 l\u00e0m cho ng\u01b0\u1eddi \u00f9 tai, h\u00f4n m\u00ea, th\u1ea7n kinh r\u1ed1i lo\u1ea1n, th\u1eadm ch\u00ed \u0111\u1ebfn m\u1ee9c t\u1eed vong. V\u00ec v\u1eady, \u0111\u00e3 c\u00f3 ng\u01b0\u1eddi ngh\u0129 \u0111\u1ebfn chuy\u1ec7n s\u1eed d\u1ee5ng s\u00f3ng h\u1ea1 \u00e2m c\u01b0\u1eddng \u0111\u1ed9 l\u1edbn c\u00f3 th\u1ec3 ch\u1ebf t\u1ea1o ra v\u0169 kh\u00ed c\u00f3 s\u1ee9c s\u00e1t th\u01b0\u01a1ng r\u1ea5t l\u1edbn, v\u00ed d\u1ee5 nh\u01b0 s\u00fang h\u1ea1 \u00e2m.<\/p>\n\n\n\n
Th\u1ef1c nghi\u1ec7m tr\u00ean \u0111\u1ed9ng v\u1eadt c\u00f2n cho th\u1ea5y, d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a s\u00f3ng h\u1ea1 \u00e2m c\u01b0\u1eddng \u0111\u1ed9 cao 172 \u0111\u00eaxiben th\u00ec ch\u00f3 h\u00f4 h\u1ea5p r\u1ea5t kh\u00f3 kh\u0103n, g\u1ea7n nh\u01b0 xu\u1ea5t hi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng ng\u1ea1t th\u1edf. N\u1ebfu c\u01b0\u1eddng \u0111\u1ed9 \u0111\u00f3 t\u0103ng \u0111\u1ebfn tr\u00ean 192 \u0111\u00eaxiben, c\u00f2n t\u1ea7n s\u1ed1 \u1edf trong kho\u1ea3ng 6 – 9 hec, ch\u00f3 c\u00f3 th\u1ec3 ch\u1ebft ngay l\u1eadp t\u1ee9c.<\/p>\n\n\n\n
\u1ea2nh h\u01b0\u1edfng c\u1ee7a s\u00f3ng h\u1ea1 \u00e2m \u0111\u1ed1i v\u1edbi con ng\u01b0\u1eddi ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 khoa h\u1ecdc coi tr\u1ecdng. C\u00f3 th\u1ec3 tin r\u1eb1ng, theo \u0111\u00e0 nghi\u00ean c\u1ee9u s\u00e2u d\u1ea7n \u0111\u1ed1i v\u1edbi lo\u1ea1i s\u00f3ng \u0111\u00f3, c\u00e1c nh\u00e0 khoa h\u1ecdc s\u1ebd t\u00ecm \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng ph\u00e1p tr\u1eeb b\u1ecf t\u00e1c h\u1ea1i c\u1ee7a s\u00f3ng h\u1ea1 \u00e2m \u0111\u1ed1i v\u1edbi s\u1ee9c kho\u1ebb con ng\u01b0\u1eddi.<\/p>\n\n\n\n
T\u1eeb kh\u00f3a: S\u1ee9c kho\u1ebb; S\u00f3ng h\u1ea1 \u00e2m.<\/p>\n\n\n\n
<\/p>\n\n\n\n\n\n\n","protected":false},"excerpt":{"rendered":"
M\u1ea5y n\u0103m tr\u01b0\u1edbc, b\u00e1o ch\u00ed n\u01b0\u1edbc Ph\u00e1p \u0111\u00e3 \u0111\u0103ng m\u1ed9t c\u00e2u chuy\u1ec7n c\u00f3 th\u1eadt nh\u01b0 sau: Sapelod l\u00e0 gi\u00e1o s\u01b0 c\u1ee7a H\u1ecdc vi\u1ec7n Marseille n\u01b0\u1edbc Ph\u00e1p. G\u1ea7n \u0111\u00e2y c\u00f3 m\u1ed9t vi\u1ec7c l\u00e0m \u00f4ng ta r\u1ea5t kh\u1ed5 t\u00e2m. \u0110\u00f3 l\u00e0, ch\u1ec9 c\u1ea7n \u00f4ng c\u00f3 m\u1eb7t trong ph\u00f2ng l\u00e0m vi\u1ec7c tr\u00ean t\u1ea7ng cao nh\u1ea5t c\u1ee7a cao \u1ed1c […]<\/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-5632","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\/5632","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=5632"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/5632\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=5632"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=5632"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=5632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}