T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 1 – Arkady Leokum<\/p>\n\n\n\n
M\u1ed7i khi c\u00f3 m\u1ed9t \u00e2m thanh ph\u00e1t ra c\u00f3 ngh\u0129a l\u00e0 c\u00f3 m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 b\u1ecb rung (dao \u0111\u1ed9ng). Rung c\u00f3 ngh\u0129a l\u00e0 chuy\u1ec3n \u0111\u1ed9ng qua l\u1ea1i th\u1eadt nhanh. Nh\u01b0ng c\u00f3 m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 b\u1ecb dao \u0111\u1ed9ng, kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 t\u1ea5t nhi\u00ean ta nghe \u0111\u01b0\u1ee3c \u00e2m thanh \u0111\u00f3. \u00c2m thanh c\u1ea7n m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 \u201cchuy\u00ean ch\u1edf\u201d n\u00f3 t\u1eeb ngu\u1ed3n \u00e2m \u0111\u1ebfn tai ta th\u00ec l\u00fac \u0111\u00f3 ta m\u1edbi nghe th\u1ea5y. \u201cC\u00e1i g\u00ec \u0111\u00f3 chuy\u00ean ch\u1edf \u00e2m thanh\u201d ch\u00ednh l\u00e0 \u201cm\u00f4i tr\u01b0\u1eddng \u00e2m\u201d. M\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 l\u00e0 b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec – ch\u1ea5t kh\u00ed (kh\u00f4ng kh\u00ed), ch\u1ea5t l\u1ecfng (n\u01b0\u1edbc), ch\u1ea5t \u0111\u1eb7c (\u0111\u1ea5t ch\u1eb3ng h\u1ea1n). Ng\u01b0\u1eddi da \u0111\u1ecf th\u01b0\u1eddng \u00e1p tai xu\u1ed1ng \u0111\u1ea5t \u0111\u1ec3 nghe ti\u1ebfng \u0111\u1ed9ng t\u1eeb xa.<\/p>\n\n\n\n
Kh\u00f4ng c\u00f3 m\u00f4i tr\u01b0\u1eddng, kh\u00f4ng c\u00f3 \u00e2m thanh! N\u1ebfu t\u1ea1o ra \u0111\u01b0\u1ee3c m\u1ed9t kho\u1ea3ng kh\u00f4ng ho\u00e0n to\u00e0n tr\u1ed1ng r\u1ed7ng (kh\u00f4ng c\u00f3 kh\u00f4ng kh\u00ed\u2026), \u00e2m thanh kh\u00f4ng th\u1ec3 truy\u1ec1n \u0111i \u0111\u01b0\u1ee3c. L\u00fd do v\u00ec \u00e2m thanh \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i d\u01b0\u1edbi d\u1ea1ng s\u00f3ng ta g\u1ecdi l\u00e0 \u00e2m ba. V\u1eadt dao \u0111\u1ed9ng khi\u1ebfn cho c\u00e1c ph\u00e2n t\u1eed c\u1ee7a nh\u1eefng v\u1eadt (ch\u1ea5t) kh\u00edt b\u00ean n\u00f3 dao \u0111\u1ed9ng l\u00ean theo. M\u1ed7i h\u1ea1t truy\u1ec1n chuy\u1ec3n \u0111\u1ed9ng cho h\u1ea1t b\u00ean c\u1ea1nh. K\u1ebft qu\u1ea3 l\u00e0 s\u00f3ng \u00e2m (\u00e2m ba).<\/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 1 – Arkady Leokum M\u1ed7i khi c\u00f3 m\u1ed9t \u00e2m thanh ph\u00e1t ra c\u00f3 ngh\u0129a l\u00e0 c\u00f3 m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 b\u1ecb rung (dao \u0111\u1ed9ng). Rung c\u00f3 ngh\u0129a l\u00e0 chuy\u1ec3n \u0111\u1ed9ng qua l\u1ea1i th\u1eadt nhanh. Nh\u01b0ng c\u00f3 m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 b\u1ecb dao \u0111\u1ed9ng, […]<\/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-13542","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\/13542","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=13542"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/13542\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=13542"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=13542"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=13542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}