{"id":15800,"date":"2021-11-27T18:57:23","date_gmt":"2021-11-27T11:57:23","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=15800"},"modified":"2021-11-27T18:57:25","modified_gmt":"2021-11-27T11:57:25","slug":"vi-sao-la-cay-quay-ve-phia-anh-sang-mat-troi","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/vi-sao-la-cay-quay-ve-phia-anh-sang-mat-troi\/","title":{"rendered":"V\u00ec sao l\u00e1 c\u00e2y quay v\u1ec1 ph\u00eda \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu c\u00e2y c\u1ed1i kh\u00f4ng l\u00e0m th\u1ebf, ch\u00fang kh\u00f4ng th\u1ec3 s\u1ed1ng \u0111\u01b0\u1ee3c. Ch\u00fang s\u1ebd kh\u00f4ng c\u00f3 th\u1ee9c \u0103n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00e1 s\u1ea3n xu\u1ea5t th\u1ee9c \u0103n d\u01b0\u1edbi h\u00ecnh th\u1ee9c m\u1ed9t ch\u1ea5t \u0111\u01b0\u1eddng, \u0111\u1ec3 nu\u00f4i c\u00e2y. L\u00e1 ch\u1ee9a m\u1ed9t ch\u1ea5t xanh \u0111\u1eb7c bi\u1ec7t cho ph\u00e9p l\u00e1 th\u1ef1c hi\u1ec7n \u0111i\u1ec1u n\u00e0y. Ch\u1ea5t xanh n\u00e0y g\u1ecdi l\u00e0 ch\u1ea5t di\u1ec7p l\u1ee5c. Ch\u1ea5t di\u1ec7p l\u1ee5c ch\u1ec9 s\u1ea3n xu\u1ea5t ra \u0111\u01b0\u1eddng khi c\u00f3 \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. Ti\u1ebfn tr\u00ecnh s\u1ea3n xu\u1ea5t th\u1ee9c \u0103n n\u00e0y g\u1ecdi l\u00e0 s\u1ef1 quang h\u1ee3p, c\u00f3 ngh\u0129a l\u00e0 \u201ctr\u1ed9n \u0111\u1ec1u v\u1edbi \u00e1nh s\u00e1ng\u201d.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady ch\u00fang ta th\u1ea5y l\u00e1 c\u00e2y lu\u00f4n quay v\u1ec1 ph\u00eda \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. C\u00e1c nh\u00e0 th\u1ef1c v\u1eadt h\u1ecdc g\u1ecdi \u0111\u00f3 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng c\u00e2y c\u1ed1i \u201ch\u01b0\u1edbng quang\u201d, nh\u01b0ng c\u00e2y th\u1ef1c hi\u1ec7n \u0111i\u1ec1u n\u00e0y nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ebf b\u00e0o trong c\u00e2y ch\u1ee9a nh\u1eefng ch\u1ea5t t\u0103ng tr\u01b0\u1edfng g\u1ecdi l\u00e0 auxins. Ch\u1ea5t n\u00e0y tr\u00e1nh \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. Khi c\u00e2y kh\u00f4ng \u1edf trong \u00e1nh s\u00e1ng, ch\u1ea5t auxins t\u1ee5 t\u1eadp trong c\u00e1c t\u1ebf b\u00e0o c\u00e2y n\u1eb1m b\u00ean ph\u00eda khu\u1ea5t xa \u00e1nh s\u00e1ng. Ch\u1ea5t auxins l\u00e0m cho t\u1ebf b\u00e0o b\u00ean ph\u00eda n\u00e0y ph\u00e1t tri\u1ec3n nhanh h\u01a1n c\u00e1c t\u1ebf b\u00e0o b\u00ean ph\u00eda c\u00f3 \u00e1nh s\u00e1ng v\u00e0 l\u00e0m cho c\u00e2y nghi\u00eang v\u1ec1 ph\u00eda \u00e1nh s\u00e1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u01b0\u1eddng th\u01b0\u1eddng ch\u00fang ta ngh\u0129 r\u1eb1ng c\u00e2y kh\u00f4ng c\u00f3 m\u1ed9t \u0111\u1ed9ng th\u00e1i n\u00e0o c\u1ea3. B\u1edfi v\u00ec nh\u1eefng \u0111\u1ed9ng th\u00e1i c\u1ee7a c\u00e2y r\u1ea5t ch\u1eadm, kh\u00f3 m\u00e0 th\u1ea5y \u0111\u01b0\u1ee3c. Nh\u01b0ng n\u1ebfu xem tr\u00ean phim chi\u1ebfu nhanh, ta s\u1ebd th\u1ea5y \u0111\u01b0\u1ee3c l\u00e1, hoa, c\u00e0nh c\u1ee7a c\u00e2y h\u1ea7u nh\u01b0 ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng ng\u1eebng &#8211; ngay c\u1ea3 khi kh\u00f4ng c\u00f3 gi\u00f3 th\u1ed5i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t v\u00e0i lo\u1ea1i c\u00e2y t\u0103ng tr\u01b0\u1edfng r\u1ea5t nhanh. B\u00ed ng\u00f4, m\u01b0\u1edbp, d\u01b0a leo, trong m\u01b0\u1eddi ph\u00fat l\u00e0 b\u00f2 \u0111\u01b0\u1ee3c m\u1ed9t v\u00f2ng quanh tr\u1ee5 leo.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 &#8211; Arkady Leokum N\u1ebfu c\u00e2y c\u1ed1i kh\u00f4ng l\u00e0m th\u1ebf, ch\u00fang kh\u00f4ng th\u1ec3 s\u1ed1ng \u0111\u01b0\u1ee3c. Ch\u00fang s\u1ebd kh\u00f4ng c\u00f3 th\u1ee9c \u0103n. L\u00e1 s\u1ea3n xu\u1ea5t th\u1ee9c \u0103n d\u01b0\u1edbi h\u00ecnh th\u1ee9c m\u1ed9t ch\u1ea5t \u0111\u01b0\u1eddng, \u0111\u1ec3 nu\u00f4i c\u00e2y. L\u00e1 ch\u1ee9a m\u1ed9t ch\u1ea5t xanh \u0111\u1eb7c bi\u1ec7t cho [&hellip;]<\/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-15800","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\/15800","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=15800"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15800\/revisions"}],"predecessor-version":[{"id":15801,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15800\/revisions\/15801"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}