T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 4 – Arkady Leokum<\/p>\n\n\n\n
T\u1ea1i sao c\u00e1i kim hay l\u01b0\u1ee1i dao c\u1ea1o l\u1ea1i c\u00f3 th\u1ec3 n\u1ed5i tr\u00ean m\u1eb7t n\u01b0\u1edbc? T\u1ea1i sao c\u00f3 m\u1ed9t v\u00e0i gi\u1ed1ng c\u00f4n tr\u00f9ng c\u00f3 th\u1ec3 \u0111i, ch\u1ea1y tr\u00ean m\u1eb7t n\u01b0\u1edbc? T\u1ea1i sao b\u1ecdt x\u00e0 b\u00f4ng l\u1ea1i c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng nh\u01b0 th\u1ec3 n\u00f3 \u0111\u01b0\u1ee3c bao quanh b\u1eb1ng m\u1ed9t m\u00e0ng m\u1ecfng cao su? N\u1ebfu kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng g\u1ecdi l\u00e0 s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t th\u00ec kh\u00f4ng th\u1ec3 gi\u1ea3i th\u00edch nh\u1eefng c\u00e2u h\u1ecfi m\u00e0 ta v\u1eeba n\u00eau. S\u1edf d\u0129 c\u00f3 c\u00e1i t\u00ean g\u1ecdi l\u00e0 s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t v\u00ec b\u1ea5t c\u1ee9 ch\u1ea5t l\u1ecfng n\u00e0o d\u01b0\u1eddng nh\u01b0 c\u0169ng b\u1ecb c\u0103ng ra nh\u01b0 m\u1ed9t mi\u1ebfng cao su m\u1ecfng c\u0103ng ra \u0111\u1ec3 b\u00edt k\u00edn mi\u1ec7ng c\u1ee7a m\u1ed9t c\u00e1i ly ch\u1eb3ng h\u1ea1n. Ta n\u00ean l\u01b0u \u00fd: m\u1ed9t m\u1eb7t, ch\u1ea5t l\u1ecfng mu\u1ed1n chi\u1ebfm h\u1ebft m\u1eb7t ph\u1eb3ng m\u00e0 n\u00f3 c\u00f3 th\u1ec3 chi\u1ebfm \u0111\u01b0\u1ee3c; m\u1ed9t m\u1eb7t ch\u1ea5t l\u1ecfng mu\u1ed1n co l\u1ea1i v\u00e0 m\u1eb7t ph\u1eb3ng t\u1ed1i thi\u1ec3u m\u00e0 n\u00f3 c\u00f3 th\u1ec3 chi\u1ebfm \u0111\u01b0\u1ee3c. Ch\u00ednh v\u00ec v\u1eeba mu\u1ed1n t\u1ed1i \u0111a v\u1eeba mu\u1ed1n t\u1ed1i thi\u1ec3u – k\u00e9o gi\u00e3n ra v\u00e0 thu co l\u1ea1i – cho n\u00ean m\u1eb7t ph\u1eb3ng ch\u1ea5t l\u1ecfng b\u1ecb \u201cc\u0103ng ra\u201d.<\/p>\n\n\n\n
Ng\u01b0\u1eddi ta cho r\u1eb1ng s\u1ef1 c\u0103ng m\u1eb7t ph\u1eb3ng c\u1ee7a ch\u1ea5t l\u1ecfng l\u00e0 do s\u1ee9c h\u00fat l\u1eabn nhau gi\u1eefa c\u00e1c ph\u00e2n t\u1eed ch\u1ea5t l\u1ecfng \u0111\u00f3. Nh\u1eefng ph\u00e2n t\u1eed tr\u00ean b\u1ec1 m\u1eb7t ch\u1ea5t l\u1ecfng b\u1ecb k\u00e9o v\u00e0o b\u00ean trong, b\u00ean d\u01b0\u1edbi m\u1ea1nh h\u01a1n l\u00e0 s\u1ee9c k\u00e9o ra ngo\u00e0i. Ch\u00ednh v\u00ec v\u1eady m\u00e0 \u1edf ngay ph\u00eda d\u01b0\u1edbi b\u1ec1 m\u1eb7t ch\u1ea5t l\u1ecfng th\u00ec c\u00f3 nhi\u1ec1u ph\u00e2n t\u1eed h\u01a1n \u1edf ph\u00eda tr\u00ean. Nh\u1eefng ph\u00e2n t\u1eed \u1edf kho\u1ea3ng gi\u1eefa c\u0169ng b\u1ecb t\u00e1c \u0111\u1ed9ng t\u1ee9 ph\u00eda b\u1edfi nh\u1eefng l\u1ef1c k\u00e9o \u0111\u1ed3ng \u0111\u1eb3ng v\u00e0 ngh\u1ecbch chi\u1ec1u, do \u0111\u00f3, tri\u1ec7t ti\u00eau. Cho n\u00ean, c\u00f3 th\u1ec3 n\u00f3i, s\u1ee9c co k\u00e9o kh\u00f4ng ph\u00e1t huy \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng \u0111\u1ed1i v\u1edbi c\u00e1c ph\u00e2n t\u1eed ch\u1ea5t l\u1ecfng \u1edf gi\u1eefa.<\/p>\n\n\n\n
Quan s\u00e1t k\u1ef9 m\u1ed9t gi\u1ecdt n\u01b0\u1edbc \u0111ang t\u1eeb t\u1eeb h\u00ecnh th\u00e0nh v\u00e0 r\u1edbt xu\u1ed1ng ta th\u1ea5y gi\u1ecdt n\u01b0\u1edbc t\u1eeb t\u1eeb \u201cth\u00f5ng\u201d xu\u1ed1ng nh\u01b0ng ch\u01b0a r\u1edbt v\u00ec s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t c\u00f2n \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 gi\u1eef n\u00f3 l\u1ea1i. Nh\u01b0ng khi c\u00f3 th\u00eam n\u01b0\u1edbc, tr\u1ecdng l\u01b0\u1ee3ng c\u1ee7a gi\u1ecdt n\u01b0\u1edbc b\u1ecb gia t\u0103ng cho \u0111\u1ebfn khi v\u01b0\u1ee3t qu\u00e1 s\u1ee9c c\u0103ng c\u1ee7a b\u1ec1 m\u1eb7t th\u00ec gi\u1ecdt n\u01b0\u1edbc s\u1ebd b\u1ecb t\u00e1ch ra v\u00e0 r\u1edbt xu\u1ed1ng. V\u00e0 trong qu\u00e1 tr\u00ecnh r\u1edbt xu\u1ed1ng gi\u1ecdt n\u01b0\u1edbc c\u0169ng c\u00f3 d\u1ea1ng h\u00ecnh c\u1ea7u. T\u1ea1i sao l\u1ea1i l\u00e0 h\u00ecnh c\u1ea7u? \u1ea4y, c\u0169ng l\u1ea1i do s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t, b\u1edfi v\u00ec h\u00ecnh c\u1ea7u l\u00e0 h\u00ecnh nh\u1ecf nh\u1ea5t c\u00f3 th\u1ec3 ch\u1ee9a \u0111\u01b0\u1ee3c h\u1ebft th\u1ec3 t\u00edch c\u1ee7a gi\u1ecdt n\u01b0\u1edbc.<\/p>\n\n\n\n
M\u1ed9t th\u00ed d\u1ee5 kh\u00e1c n\u1eefa cho th\u1ea5y s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t. \u0111\u00f3 l\u00e0 b\u1ea1n l\u1ea5y mu\u1ed7ng c\u00e0 ph\u00ea, t\u1eeb t\u1eeb \u0111\u1ed5 n\u01b0\u1edbc v\u00e0o \u0111\u00f3 cho t\u1edbi l\u00fac b\u1ea1n th\u1ea5y b\u00ean m\u00e9p c\u00e1i mu\u1ed7ng, n\u01b0\u1edbc cong ra nh\u01b0ng kh\u00f4ng r\u1edbt. \u1ea4y, c\u0169ng l\u1ea1i l\u00e0 s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t!<\/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 4 – Arkady Leokum T\u1ea1i sao c\u00e1i kim hay l\u01b0\u1ee1i dao c\u1ea1o l\u1ea1i c\u00f3 th\u1ec3 n\u1ed5i tr\u00ean m\u1eb7t n\u01b0\u1edbc? T\u1ea1i sao c\u00f3 m\u1ed9t v\u00e0i gi\u1ed1ng c\u00f4n tr\u00f9ng c\u00f3 th\u1ec3 \u0111i, ch\u1ea1y tr\u00ean m\u1eb7t n\u01b0\u1edbc? T\u1ea1i sao b\u1ecdt x\u00e0 b\u00f4ng l\u1ea1i c\u00f3 th\u1ec3 t\u00e1c […]<\/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-14453","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\/14453","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=14453"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14453\/revisions"}],"predecessor-version":[{"id":14454,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14453\/revisions\/14454"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14453"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14453"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14453"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}