{"id":11043,"date":"2021-11-22T17:38:52","date_gmt":"2021-11-22T10:38:52","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=11043"},"modified":"2021-11-23T21:13:18","modified_gmt":"2021-11-23T14:13:18","slug":"tai-sao-ve-tinh-dia-tinh-co-the-dung-yen","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-ve-tinh-dia-tinh-co-the-dung-yen\/","title":{"rendered":"T\u1ea1i sao v\u1ec7 tinh \u0111\u1ecba t\u0129nh c\u00f3 th\u1ec3 \u0111\u1ee9ng y\u00ean?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u0110\u1ee9ng \u1edf m\u1ed9t n\u01a1i n\u00e0o n\u1ebfu n\u00e9m m\u1ed9t qu\u1ea3 c\u1ea9u theo chi\u1ec1u n\u1eb1m ngang, do l\u1ef1c h\u1ea5p d\u1eabn c\u1ee7a Tr\u00e1i \u0111\u1ea5t, qu\u1ea3 c\u1ea9u s\u1ebd bay theo m\u1ed9t \u0111\u01b0\u1eddng cong v\u00e0 nhanh ch\u00f3ng r\u01a1i xu\u1ed1ng \u0111\u1ea5t. Khi b\u1eafn vi\u00ean \u0111\u1ea1n t\u1eeb m\u1ed9t kh\u1ea9u s\u00fang, vi\u00ean \u0111\u1ea1n c\u0169ng kh\u00f4ng ra ngo\u00e0i hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00f3, ch\u1ec9 c\u00f3 so v\u1edbi qu\u1ea3 c\u1ea9u th\u00ec vi\u00ean \u0111\u1ea1n bay xa h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u00fang ta h\u00e3y suy ngh\u0129 m\u1ed9t ch\u00fat v\u1ec1 \u0111\u01b0\u1eddng bay c\u1ee7a vi\u00ean \u0111\u1ea1n. V\u00ec m\u1eb7t \u0111\u1ea5t c\u00f3 d\u1ea1ng h\u00ecnh m\u1eb7t c\u1ea9u, n\u1ebfu k\u00e9o d\u00e0i ra xa m\u1eb7t \u0111\u1ea5t s\u1ebd cong xu\u1ed1ng, v\u00ec v\u1eady n\u1ebfu b\u1eafn m\u1ed9t vi\u00ean \u0111\u1ea1n v\u1edbi m\u1ed9t v\u1eadn t\u1ed1c l\u1edbn, vi\u00ean \u0111\u1ea1n s\u1ebd bay v\u1edbi kho\u1ea3ng c\u00e1ch xa h\u01a1n \u0111i\u1ec1u m\u00e0 ch\u00fang ta t\u01b0\u1edfng t\u01b0\u1ee3ng. V\u00ec m\u1ecdi ng\u01b0\u1eddi cho r\u1eb1ng M\u1eb7t \u0111\u1ea5t l\u00e0 m\u1ed9t m\u1eb7t ph\u1eb3ng n\u1eb1m ngang, n\u1ebfu nh\u01b0 kh\u00f4ng c\u00f3 b\u1ea9u kh\u00f4ng kh\u00ed ng\u0103n c\u1ea3n th\u00ec vi\u00ean \u0111\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng nh\u01b0 m\u1ed9t v\u1ec7 tinh nh\u00e2n t\u1ea1o chuy\u1ec3n \u0111\u1ed9ng tr\u00ean m\u1ed9t qu\u1ef9 \u0111\u1ea1o. Mu\u1ed1n th\u1ebf v\u1eadn t\u1ed1c vi\u00ean \u0111\u1ea1n ph\u1ea3i \u0111\u1ea1t t\u1edbi 7,91 kmv\u00e0 bay m\u1ed9t v\u00f2ng quanh Tr\u00e1i \u0111\u1ea5t h\u1ebft 1gi\u1edd 24 ph\u00fat c\u00e0ng cao th\u00ec l\u1ef1c h\u1ea5p d\u1eabn c\u00e0ng b\u00e9, vi\u00ean \u0111\u1ea1n bay \u0111i nh\u1eb9 nh\u00e0ng. V\u00ed nh\u01b0 k hi bay cao c\u00e1ch m\u1eb7t \u0111\u1ea5t 500 kmth\u00ec c\u1ea9n 1 gi\u1edd 35 ph\u00fat \u0111\u1ec3 bay m\u1ed9t v\u00f2ng quanh Tr\u00e1i \u0111\u1ea5t, n\u1ebfu bay cao 3000 kmth\u00ec c\u1ea9n 2 gi\u1edd 31 ph\u00fat, n\u1ebfu \u1edf \u0111\u1ed9 cao 39.500 kmth\u00ec \u0111\u1ec3 bay m\u1ed9t v\u00f2ng quanh Tr\u00e1i \u0111\u1ea5t ph\u1ea3i c\u1ea9n t\u1edbi 24 gi\u1edd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1ea3 s\u1eed r\u1eb1ng n\u1ebfu ta \u0111\u1ee9ng d\u01b0\u1edbi m\u1eb7t \u0111\u1ea5t nh\u00ecn l\u00ean m\u1ed9t v\u1ec7 tinh bay theo m\u1ed9t qu\u1ef9 \u0111\u1ea1o tr\u00f2n \u1edf tr\u00ean cao. V\u00ec Tr\u00e1i \u0111\u1ea5t t\u1ef1 quay m\u1ed9t v\u00f2ng h\u1ebft 24 gi\u1edd, n\u00ean khi \u0111\u1ee9ng tr\u00ean m\u1eb7t \u0111\u1ea5t nh\u00ecn l\u00ean m\u1ed9t v\u1ec7 tinh c\u1ea9n 24 gi\u1edd \u0111\u1ec3 bay h\u1ebft m\u1ed9t v\u00f2ng quanh Tr\u00e1i \u0111\u1ea5t, th\u00ec tr\u00f4ng v\u1ec7 tinh t\u1ef1a h\u1ed3 nh\u01b0 \u0111\u1ee9ng y\u00ean m\u1ed9t ch\u1ed7. Th\u1ef1c t\u1ebf v\u1ec7 tinh c\u00f9ng m\u1eb7t \u0111\u1ea5t chuy\u1ec3n \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9. V\u1eady v\u1ec7 tinh \u0111\u1ecba t\u0129nh c\u0169ng g\u1ecdi l\u00e0 v\u1ec7 tinh \u0111\u1ed3ng b\u1ed9.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ee9ng \u1edf m\u1ed9t n\u01a1i n\u00e0o n\u1ebfu n\u00e9m m\u1ed9t qu\u1ea3 c\u1ea9u theo chi\u1ec1u n\u1eb1m ngang, do l\u1ef1c h\u1ea5p d\u1eabn c\u1ee7a Tr\u00e1i \u0111\u1ea5t, qu\u1ea3 c\u1ea9u s\u1ebd bay theo m\u1ed9t \u0111\u01b0\u1eddng cong v\u00e0 nhanh ch\u00f3ng r\u01a1i xu\u1ed1ng \u0111\u1ea5t. Khi b\u1eafn vi\u00ean \u0111\u1ea1n t\u1eeb m\u1ed9t kh\u1ea9u s\u00fang, vi\u00ean \u0111\u1ea1n c\u0169ng kh\u00f4ng ra ngo\u00e0i hi\u1ec7n t\u01b0\u1ee3ng \u0111\u00f3, ch\u1ec9 c\u00f3 so [&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":[1,15],"tags":[],"class_list":["post-11043","post","type-post","status-publish","format-standard","hentry","category-general","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11043","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=11043"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11043\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=11043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=11043"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=11043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}