Trong x\u00e3 h\u1ed9i lo\u00e0i ng\u01b0\u1eddi, ch\u01a1i \u0111\u00f9a s\u1ebd mang l\u1ea1i r\u1ea5t nhi\u1ec1u ni\u1ec1m vui cho ch\u00fang ta, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u1ebb em, h\u1ea7u nh\u01b0 h\u1eb1ng ng\u00e0y \u0111\u1ec1u kh\u00f4ng th\u1ec3 r\u1eddi xa tr\u00f2 ch\u01a1i. Th\u1ef1c ra kh\u00f4ng ch\u1ec9 c\u00f3 lo\u00e0i ng\u01b0\u1eddi m\u00e0 nhi\u1ec1u lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u0169ng r\u1ea5t th\u00edch ch\u01a1i tr\u00f2 ch\u01a1i. V\u00ed d\u1ee5, m\u1ea5y ch\u00fa ch\u00f3 d\u1ec5 th\u01b0\u01a1ng t\u1ee5 t\u1eadp l\u1ea1i v\u1edbi nhau th\u01b0\u1eddng s\u1ebd l\u0103n \u0111i l\u1ed9n l\u1ea1i tr\u00ean \u0111\u1ea5t ti\u1ebfn h\u00e0nh tr\u00f2 ch\u01a1i \u0111\u00e1nh, c\u1eafn l\u1eabn nhau. Nh\u00ecn b\u1ec1 ngo\u00e0i th\u00ec tr\u1eadn \u0111\u1ea5u r\u1ea5t quy\u1ebft li\u1ec7t, th\u1ef1c ra, ch\u00fang \u0111\u00e3 ph\u1ed1i h\u1ee3p tho\u1ea3 thu\u1eadn ng\u1ea7m v\u1edbi nhau, r\u1ea5t c\u00f3 ch\u1eebng m\u1ef1c, ch\u1eafc ch\u1eafn s\u1ebd kh\u00f4ng l\u00e0m b\u1ecb th\u01b0\u01a1ng b\u1ea5t c\u1ee9 m\u1ed9t b\u00ean n\u00e0o.<\/p>\n\n\n\n
N\u00f3i \u0111\u1ebfn \u0111\u1ed9ng v\u1eadt ch\u01a1i \u0111\u00f9a th\u00ec kh\u00f4ng tr\u00e1nh kh\u1ecfi s\u1ebd li\u00ean t\u01b0\u1edfng \u0111\u1ebfn m\u1ed9t quy lu\u1eadt r\u1ea5t ph\u1ed5 bi\u1ebfn trong sinh v\u1eadt h\u1ecdc. \u0110\u00f3 ch\u00ednh l\u00e0 ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng h\u1ebft m\u1ee9c. \u0110\u00e3 nh\u01b0 v\u1eady th\u00ec t\u1ea1i sao r\u1ea5t nhi\u1ec1u \u0111\u1ed9ng v\u1eadt ph\u1ea3i ti\u00eau hao m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 ch\u01a1i nh\u1eefng tr\u00f2 ch\u01a1i kh\u00f4ng c\u00f3 m\u1ee5c \u0111\u00edch r\u00f5 r\u00e0ng nh\u01b0 v\u1eady? C\u00e1c nh\u00e0 khoa h\u1ecdc cho ch\u00fang ta bi\u1ebft r\u1eb1ng, \u0111\u1ed9ng v\u1eadt ch\u01a1i \u0111\u00f9a c\u00f3 th\u1ec3 l\u00e0 v\u00ec nhu c\u1ea7u ki\u1ebfm s\u1ed1ng sau n\u00e0y.<\/p>\n\n\n\n
Khi h\u1eafc tinh tinh c\u00f2n nh\u1ecf th\u01b0\u1eddng ch\u01a1i m\u1ed9t tr\u00f2 ch\u01a1i nh\u01b0 sau: d\u00f9ng b\u00e0n tay m\u00fac m\u1ed9t ch\u00fat n\u01b0\u1edbc, sau \u0111\u00f3 d\u00f9ng r\u0103ng nhai n\u00e1t l\u00e1 th\u00e0nh m\u1ed9t n\u1eafm v\u00e0 d\u00f9ng n\u00f3 \u0111\u1ec3 h\u00fat n\u01b0\u1edbc trong l\u00f2ng b\u00e0n tay. Sau khi h\u1eafc tinh tinh tr\u01b0\u1edfng th\u00e0nh m\u1ed7i d\u1ecbp m\u00f9a kh\u00f4 \u0111\u1ebfn th\u00ec n\u00f3 d\u00f9ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ec3 l\u1ea5y n\u01b0\u1edbc trong h\u1ed1c c\u00e2y \u0111\u1ec3 gi\u1ea3i kh\u00e1t. V\u00ec v\u1eady c\u00f3 ng\u01b0\u1eddi cho r\u1eb1ng, \u0111\u1ed1i v\u1edbi cu\u1ed9c s\u1ed1ng t\u01b0\u01a1ng lai, tr\u00f2 ch\u01a1i gi\u00fap cho \u0111\u1ed9ng v\u1eadt t\u1eeb nh\u1ecf s\u1edbm bi\u1ebft h\u1ecdc c\u00e1ch ki\u1ebfm s\u1ed1ng.<\/p>\n\n\n\n
N\u1ebfu nh\u01b0 cho h\u1eafc tinh tinh m\u1ed9t c\u00e1i g\u1eady, ch\u00fang s\u1ebd d\u00f9ng g\u1eady \u0111u\u1ed5i nhau gi\u1ed1ng nh\u01b0 ng\u01b0\u1eddi \u0111u\u1ed5i v\u1ecbt v\u1eady. H\u1eafc tinh tinh ch\u01a1i \u0111\u00f9a nh\u01b0 v\u1eady \u0111\u1ec3 trong cu\u1ed9c s\u1ed1ng sau n\u00e0y d\u1ec5 d\u00e0ng bi\u1ebft c\u00e1ch s\u1eed d\u1ee5ng g\u1eady, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 ch\u01a1i \u0111\u00f9a kh\u00f4ng ch\u1ec9 l\u00e0 h\u1ecdc t\u1eadp<\/a> m\u00e0 c\u00f2n l\u00e0 m\u1ed9t c\u00e1ch r\u00e8n luy\u1ec7n.<\/p>\n\n\n\n Nh\u01b0ng \u0111\u1ed9ng v\u1eadt c\u0169ng c\u00f3 th\u1ec3 ch\u01a1i m\u1ed9t s\u1ed1 tr\u00f2 ch\u01a1i kh\u00f4ng h\u1ec1 li\u00ean quan \u0111\u1ebfn ki\u1ebfm s\u1ed1ng. V\u00ed d\u1ee5, h\u00e0 m\u00e3 th\u00edch th\u1ed5i kh\u00ed d\u01b0\u1edbi n\u01b0\u1edbc, th\u1ed5i nh\u1eefng chi\u1ebfc l\u00e1 b\u1eadp b\u1ec1nh tr\u00ean m\u1eb7t n\u01b0\u1edbc. C\u00f3 m\u1ed9t s\u1ed1 nh\u00e0 khoa h\u1ecdc cho r\u1eb1ng, \u0111\u1ed9ng v\u1eadt ch\u01a1i lo\u1ea1i tr\u00f2 ch\u01a1i n\u00e0y l\u00e0 t\u1ef1 m\u00ecnh gi\u1ea3i tr\u00ed, \u0111\u00f3 l\u00e0 bi\u1ec3u hi\u1ec7n thi\u00ean t\u00ednh c\u1ee7a \u0111\u1ed9ng v\u1eadt.<\/p>\n","protected":false},"excerpt":{"rendered":" Trong x\u00e3 h\u1ed9i lo\u00e0i ng\u01b0\u1eddi, ch\u01a1i \u0111\u00f9a s\u1ebd mang l\u1ea1i r\u1ea5t nhi\u1ec1u ni\u1ec1m vui cho ch\u00fang ta, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u1ebb em, h\u1ea7u nh\u01b0 h\u1eb1ng ng\u00e0y \u0111\u1ec1u kh\u00f4ng th\u1ec3 r\u1eddi xa tr\u00f2 ch\u01a1i. Th\u1ef1c ra kh\u00f4ng ch\u1ec9 c\u00f3 lo\u00e0i ng\u01b0\u1eddi m\u00e0 nhi\u1ec1u lo\u00e0i \u0111\u1ed9ng v\u1eadt c\u0169ng r\u1ea5t th\u00edch ch\u01a1i tr\u00f2 ch\u01a1i. V\u00ed d\u1ee5, m\u1ea5y ch\u00fa […]<\/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":[15,10],"tags":[],"class_list":["post-8260","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-sinh-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8260","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=8260"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8260\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8260"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8260"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8260"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}