{"id":16374,"date":"2022-08-11T10:57:49","date_gmt":"2022-08-11T13:57:49","guid":{"rendered":"https:\/\/mindthegraph.com\/blog\/how-to-format-a-research-paper-copy\/"},"modified":"2023-07-17T13:10:39","modified_gmt":"2023-07-17T16:10:39","slug":"how-to-write-in-scientific-notation","status":"publish","type":"post","link":"https:\/\/mindthegraph.com\/blog\/ro\/cum-sa-scrii-in-notatie-stiintifica\/","title":{"rendered":"Cum s\u0103 scrie\u021bi \u00een nota\u021bia \u0219tiin\u021bific\u0103 cu exemple"},"content":{"rendered":"<p>Nota\u021bia \u0219tiin\u021bific\u0103 este o metod\u0103 de scriere a numerelor extrem de mari sau minime care faciliteaz\u0103 compara\u021biile \u0219i calculele. <\/p>\n\n\n\n<p>Numerele \u00eentregi nu au limite, dar nu putem scrie un num\u0103r at\u00e2t de mare pe h\u00e2rtie. \u00cen plus, dup\u0103 virgul\u0103, exist\u0103 numere la nivelul trilionului care trebuie reprezentate mai concis. Acest lucru \u00eengreuneaz\u0103 situa\u021bia atunci c\u00e2nd vine vorba de a scrie c\u00e2teva numere \u00een formatul lor extins. \u00cen consecin\u021b\u0103, folosim nota\u021bia \u0219tiin\u021bific\u0103 ca metod\u0103 de exprimare a acestor valori. <\/p>\n\n\n\n<p>De exemplu, oamenii de \u0219tiin\u021b\u0103, matematicienii \u0219i statisticienii pot \u00eencerca s\u0103 \u00eempart\u0103 ecua\u021biile mari \u00een ecua\u021bii mai mici, astfel \u00eenc\u00e2t acestea s\u0103 poat\u0103 fi calculate cu u\u0219urin\u021b\u0103. Atunci c\u00e2nd folosesc nota\u021bia \u0219tiin\u021bific\u0103 pentru a scrie numere complexe, le va fi mai u\u0219or s\u0103 le citeasc\u0103 \u0219i s\u0103 le \u00een\u021beleag\u0103. <\/p>\n\n\n\n<p>Pute\u021bi converti numerele \u00een nota\u021bie \u0219tiin\u021bific\u0103 prin asamblarea lor \u00eentr-o ecua\u021bie simpl\u0103. Afla\u021bi ce este nota\u021bia \u0219tiin\u021bific\u0103 \u0219i cum s\u0103 scrie\u021bi numerele \u00een ea folosind exemplele din acest articol.<\/p>\n\n\n\n<h2><strong><strong>Utilizarea nota\u021biei \u0219tiin\u021bifice la scrierea numerelor<\/strong><\/strong><\/h2>\n\n\n\n<p>Cel mai eficient mod de a observa planetele, stelele \u0219i alte entit\u0103\u021bi cere\u0219ti situate \u00een galaxie este de a folosi lentile telescopice. Spre exemplu, cel mai apropiat corp ceresc de P\u0103m\u00e2nt se afl\u0103 la o distan\u021b\u0103 de aproximativ 30.00.000.000.000.000 de mile.<\/p>\n\n\n\n<p>\u00cen mod alternativ, biologii folosesc microscoapele pentru a observa structurile celulare, microorganismele \u0219i alte specii. O celul\u0103, de exemplu, m\u0103soar\u0103 aproximativ 0,0000001 metri. \u00cen matematic\u0103, ecua\u021biile de baz\u0103 sunt adesea calculate cu nota\u021bia \u0219tiin\u021bific\u0103. Masa, viteza \u0219i distan\u021ba diferitelor obiecte pot fi calculate cu ajutorul acestora. Cum ar ar\u0103ta nota\u021bia \u0219tiin\u021bific\u0103 pentru aceste numere?<\/p>\n\n\n\n<p>Atunci c\u00e2nd se prezint\u0103 o solu\u021bie exact\u0103, trebuie lua\u021bi \u00een considerare anumi\u021bi factori de nota\u021bie \u0219tiin\u021bific\u0103. Calcularea nota\u021biei \u0219tiin\u021bifice implic\u0103 urm\u0103toarele elemente:<\/p>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Coeficient: Se determin\u0103 prin deplasarea unei zecimale de un anumit num\u0103r de ori. Un coeficient de unu sau mai mic de zece trebuie s\u0103 fie mai mic sau egal cu unu.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Exist\u0103 \u00eentotdeauna o baz\u0103 de 10. \u00cenmul\u021bind exponentul cu 10 se ob\u021bine solu\u021bia final\u0103.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Un coeficient zecimal se formeaz\u0103 prin deplasarea unei zecimale de mai multe ori pentru a forma un exponent, care poate fi pozitiv sau negativ.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Exponen\u021bii \u0219i bazele sunt combinate pentru a determina puterea a zece. Totalul acestor numere este egal cu nota\u021bia \u0219tiin\u021bific\u0103.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-text-align-center\"><strong>a \u00d7 10b ; 1 \u2264 a &lt; 10<br>6500000= 6,5 (coeficient) x 10 (baz\u0103)<sup>6 (exponent)<\/sup><\/strong><\/p>\n\n\n\n<p>Dac\u0103 introduce\u021bi numerele \u00eentr-o ecua\u021bie, ve\u021bi g\u0103si nota\u021bia \u0219tiin\u021bific\u0103. Utilizarea nota\u021biei \u0219tiin\u021bifice este la fel de simpl\u0103 ca \u0219i cum a\u021bi urma pa\u0219ii de mai jos:<\/p>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Localiza\u021bi pozi\u021bia ini\u021bial\u0103 a zecimalei.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Se interpreteaz\u0103 numere pozitive sau negative.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Ad\u0103uga\u021bi \u0219i sc\u0103de\u021bi p\u00e2n\u0103 c\u00e2nd ob\u021bine\u021bi un num\u0103r cuprins \u00eentre unu \u0219i zece dup\u0103 mutarea punctului zecimal.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Trebuie num\u0103rat num\u0103rul de ori de c\u00e2te ori a fost mutat\u0103 zecimala.<\/li>\n<\/ul>\n\n\n\n<ul class=\"has-white-color has-text-color has-background\" style=\"background-color:#dc1866\">\n<li>Prezenta\u021bi nota\u021bia \u0219tiin\u021bific\u0103 final\u0103 dup\u0103 introducerea numerelor \u00een ecua\u021bie.<\/li>\n<\/ul>\n\n\n\n<p>\u00cen nota\u021bia \u0219tiin\u021bific\u0103, numerele mari \u0219i numerele mici respect\u0103 acelea\u0219i reguli. Doar modul \u00een care se deplaseaz\u0103 zecimalele face diferen\u021ba. Dac\u0103 muta\u021bi zecimala spre st\u00e2nga, ad\u0103uga\u021bi pozi\u021bia exponentului la zecimal\u0103. Dac\u0103 o muta\u021bi spre dreapta, sc\u0103de\u021bi pozi\u021bia zecimalei din exponent.&nbsp;<\/p>\n\n\n\n<h3><strong>Exemplul 1<\/strong><\/h3>\n\n\n\n<p><strong>65.000 \u00een nota\u021bie \u0219tiin\u021bific\u0103<\/strong><\/p>\n\n\n\n<p>\u00cen primul r\u00e2nd, muta\u021bi zecimala cu patru pozi\u021bii \u00eentre \u0219ase \u0219i cinci atunci c\u00e2nd scrie\u021bi acest num\u0103r \u00een nota\u021bie \u0219tiin\u021bific\u0103. Datorit\u0103 mut\u0103rii zecimalei cu 4 locuri spre st\u00e2nga, exponentul va fi m\u0103rit.&nbsp;<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-background\" style=\"background-color:#c5c7c9\"><em>R\u0103spunsul este 6,5 x 10<sup>4<\/sup>&nbsp;<\/em><\/p>\n\n\n\n<h3><strong>Exemplul 2<\/strong><\/h3>\n\n\n\n<p>&nbsp;<strong>0,00065 \u00een nota\u021bie \u0219tiin\u021bific\u0103<\/strong><\/p>\n\n\n\n<p>Atunci c\u00e2nd scrie\u021bi acest num\u0103r \u00een nota\u021bie \u0219tiin\u021bific\u0103, trebuie s\u0103 muta\u021bi mai \u00eent\u00e2i zecimala cu patru pozi\u021bii de la 6 la 5 \u00een num\u0103rul original. Zecimala va fi mutat\u0103 cu patru locuri spre dreapta, ceea ce va duce la o sc\u0103dere a exponentului. Din cauza lipsei unui exponent, utiliza\u021bi exponentul 0.&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"has-black-color has-text-color has-background\" style=\"background-color:#c5c7c9\"><em>R\u0103spunsul este 6,5 x 10<sup>-4<\/sup><\/em><\/p>\n\n\n\n<h2><strong>Ridica\u021bi-v\u0103 nivelul lucr\u0103rii de cercetare cu infografice!<\/strong><\/h2>\n\n\n\n<p>O aten\u021bie deosebit\u0103 la detalii este esen\u021bial\u0103 pentru a v\u0103 optimiza articolul \u0219i pentru a-l face acceptat \u00een reviste de top. Infografiile sunt instrumente excelente pentru a ridica \u00een rang articolele \u0219i lucr\u0103rile de cercetare (Citi\u021bi pagina noastr\u0103 de <a href=\"https:\/\/mindthegraph.com\/blog\/animal-cell-diagram\/\">blog<\/a> pentru a afla mai multe). Cu Mind The Graph, pute\u021bi crea articole atractive din punct de vedere vizual folosind \u0219abloane de infografice. Vizita\u021bi <a href=\"https:\/\/mindthegraph.com\/\">us<\/a> pentru mai multe informa\u021bii!<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Cum s\u0103 | Crea\u021bi diagrame uimitoare\" width=\"800\" height=\"600\" src=\"https:\/\/www.youtube.com\/embed\/WKtK4VPIx6A?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Acum este timpul s\u0103 \u00eenv\u0103\u021b\u0103m ce este nota\u021bia \u0219tiin\u021bific\u0103 \u0219i cum s\u0103 scriem numerele \u00een ea, folosind exemplele din acest articol.<\/p>","protected":false},"author":27,"featured_media":28656,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[38],"tags":[892,554,900,962],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Write in Scientific Notation | With Examples<\/title>\n<meta name=\"description\" content=\"Now it&#039;s time to learn what scientific notation is and how to write numbers in it by using examples in this article.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mindthegraph.com\/blog\/ro\/cum-sa-scrii-in-notatie-stiintifica\/\" \/>\n<meta property=\"og:locale\" content=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Write in Scientific Notation With 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As a science enthusiast, she is keen in learning more about the scientific world and wants to play a part in making a difference.","sameAs":["http:\/\/linkedin.com\/in\/aayushizaveri"],"url":"https:\/\/mindthegraph.com\/blog\/ro\/author\/aayuyshi\/"}]}},"_links":{"self":[{"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/posts\/16374"}],"collection":[{"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/comments?post=16374"}],"version-history":[{"count":2,"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/posts\/16374\/revisions"}],"predecessor-version":[{"id":28657,"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/posts\/16374\/revisions\/28657"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/media\/28656"}],"wp:attachment":[{"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/media?parent=16374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/categories?post=16374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mindthegraph.com\/blog\/ro\/wp-json\/wp\/v2\/tags?post=16374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}