বিজ্ঞান

<style>/*
<meta content='BAPYO8Qq3AspMLWXa0CU2pvAH9Jf7dHic2lkW3qQwn8' name='google-site-verification'/>
<!-- Google tag (gtag.js) -->
<script async='async' src='https://www.googletagmanager.com/gtag/js?id=G-QP7MSKR54E'></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', 'G-QP7MSKR54E;);
</script>
<meta name='google-adsense-platform-account' content='ca-host-pub-1556223355139109'/>
<meta name='google-adsense-platform-domain' content='blogspot.com'/>

</head>
<body>
<!-- DO NOT DELETE Theme Core File -->
<noscript><iframe height='0' src='https://www.googletagmanager.com/ns.html?id=GTM-MV2BCCXL' style='display:none;visibility:hidden' width='0'></iframe></noscript>
<!-- DO NOT DELETE Theme Core File -->
*/</style>

<style>/*
<script type="text/javascript" src="https://www.blogger.com/static/v1/widgets/1991725782-widgets.js"></script>
<script type='text/javascript'>
window['__wavt'] = 'AOuZoY5nwJMbioXEEEFcm0bf8W8icYli6Q:1745606965693';_WidgetManager._Init('//www.blogger.com/rearrange?blogID\x3d6640840465122915566','//www.aminactive.com/search/label/%E0%A6%AC%E0%A6%BF%E0%A6%9C%E0%A7%8D%E0%A6%9E%E0%A6%BE%E0%A6%A8?max-results\x3d10','6640840465122915566');
_WidgetManager._SetDataContext([{'name': 'blog', 'data': {'blogId': '6640840465122915566', 'title': 'Al-Amin AtoZ', 'url': 'https://www.aminactive.com/search/label/%E0%A6%AC%E0%A6%BF%E0%A6%9C%E0%A7%8D%E0%A6%9E%E0%A6%BE%E0%A6%A8?max-results\x3d10', 'canonicalUrl': 'https://www.aminactive.com/search/label/%E0%A6%AC%E0%A6%BF%E0%A6%9C%E0%A7%8D%E0%A6%9E%E0%A6%BE%E0%A6%A8?max-results\x3d10', 'homepageUrl': 'https://www.aminactive.com/', 'searchUrl': 'https://www.aminactive.com/search', 'canonicalHomepageUrl': 'https://www.aminactive.com/', 'blogspotFaviconUrl': 'https://www.aminactive.com/favicon.ico', 'bloggerUrl': 'https://www.blogger.com', 'hasCustomDomain': true, 'httpsEnabled': true, 'enabledCommentProfileImages': true, 'gPlusViewType': 'FILTERED_POSTMOD', 'adultContent': false, 'analyticsAccountNumber': '', 'encoding': 'UTF-8', 'locale': 'bn', 'localeUnderscoreDelimited': 'bn', 'languageDirection': 'ltr', 'isPrivate': false, 'isMobile': false, 'isMobileRequest': false, 'mobileClass': '', 'isPrivateBlog': false, 'isDynamicViewsAvailable': true, 'feedLinks': '\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Al-Amin AtoZ - Atom\x22 href\x3d\x22https://www.aminactive.com/feeds/posts/default\x22 /\x3e\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/rss+xml\x22 title\x3d\x22Al-Amin AtoZ - RSS\x22 href\x3d\x22https://www.aminactive.com/feeds/posts/default?alt\x3drss\x22 /\x3e\n\x3clink rel\x3d\x22service.post\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Al-Amin AtoZ - Atom\x22 href\x3d\x22https://www.blogger.com/feeds/6640840465122915566/posts/default\x22 /\x3e\n', 'meTag': '\x3clink rel\x3d\x22me\x22 href\x3d\x22https://www.blogger.com/profile/18241106250001069277\x22 /\x3e\n', 'adsenseHostId': 'ca-host-pub-1556223355139109', 'adsenseHasAds': false, 'adsenseAutoAds': false, 'boqCommentIframeForm': true, 'loginRedirectParam': '', 'view': '', 'dynamicViewsCommentsSrc': '//www.blogblog.com/dynamicviews/4224c15c4e7c9321/js/comments.js', 'dynamicViewsScriptSrc': '//www.blogblog.com/dynamicviews/f28b5561d9d56e0d', 'plusOneApiSrc': 'https://apis.google.com/js/platform.js', 'disableGComments': true, 'interstitialAccepted': false, 'sharing': {'platforms': [{'name': '\u09b2\u09bf\u0999\u09cd\u0995 \u09aa\u09be\u09a8', 'key': 'link', 'shareMessage': '\u09b2\u09bf\u0999\u09cd\u0995 \u09aa\u09be\u09a8', 'target': ''}, {'name': 'Facebook', 'key': 'facebook', 'shareMessage': 'Facebook \u098f \u09b6\u09c7\u09df\u09be\u09b0 \u0995\u09b0\u09c1\u09a8', 'target': 'facebook'}, {'name': '\u098f\u099f\u09bf \u09ac\u09cd\u09b2\u0997 \u0995\u09b0\u09c1\u09a8!', 'key': 'blogThis', 'shareMessage': '\u098f\u099f\u09bf \u09ac\u09cd\u09b2\u0997 \u0995\u09b0\u09c1\u09a8!', 'target': 'blog'}, {'name': 'X', 'key': 'twitter', 'shareMessage': 'X \u098f \u09b6\u09c7\u09df\u09be\u09b0 \u0995\u09b0\u09c1\u09a8', 'target': 'twitter'}, {'name': 'Pinterest', 'key': 'pinterest', 'shareMessage': 'Pinterest \u098f \u09b6\u09c7\u09df\u09be\u09b0 \u0995\u09b0\u09c1\u09a8', 'target': 'pinterest'}, {'name': '\u0987\u09ae\u09c7\u09b2', 'key': 'email', 'shareMessage': '\u0987\u09ae\u09c7\u09b2', 'target': 'email'}], 'disableGooglePlus': true, 'googlePlusShareButtonWidth': 0, 'googlePlusBootstrap': '\x3cscript type\x3d\x22text/javascript\x22\x3ewindow.___gcfg \x3d {\x27lang\x27: \x27bn\x27};\x3c/script\x3e'}, 'hasCustomJumpLinkMessage': false, 'jumpLinkMessage': '\u0986\u09b0\u0993 \u09aa\u09dc\u09c1\u09a8', 'pageType': 'index', 'searchLabel': '\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8', 'pageName': '\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8', 'pageTitle': 'Al-Amin AtoZ: \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8', 'metaDescription': ''}}, {'name': 'features', 'data': {}}, {'name': 'messages', 'data': {'edit': '\u09b8\u09ae\u09cd\u09aa\u09be\u09a6\u09a8\u09be', 'linkCopiedToClipboard': '\u09b2\u09bf\u0999\u09cd\u0995 \u0995\u09cd\u09b2\u09bf\u09aa\u09ac\u09cb\u09b0\u09cd\u09a1\u09c7 \u0995\u09aa\u09bf \u0995\u09b0\u09be \u09b9\u09df\u09c7\u099b\u09c7!', 'ok': '\u09a0\u09bf\u0995 \u0986\u099b\u09c7', 'postLink': '\u09b2\u09bf\u0999\u09cd\u0995 \u09aa\u09cb\u09b8\u09cd\u099f \u0995\u09b0\u09c1\u09a8'}}, {'name': 'template', 'data': {'name': 'custom', 'localizedName': '\u0995\u09be\u09b8\u09cd\u099f\u09ae', 'isResponsive': true, 'isAlternateRendering': false, 'isCustom': true}}, {'name': 'view', 'data': {'classic': {'name': 'classic', 'url': '?view\x3dclassic'}, 'flipcard': {'name': 'flipcard', 'url': '?view\x3dflipcard'}, 'magazine': {'name': 'magazine', 'url': '?view\x3dmagazine'}, 'mosaic': {'name': 'mosaic', 'url': '?view\x3dmosaic'}, 'sidebar': {'name': 'sidebar', 'url': '?view\x3dsidebar'}, 'snapshot': {'name': 'snapshot', 'url': '?view\x3dsnapshot'}, 'timeslide': {'name': 'timeslide', 'url': '?view\x3dtimeslide'}, 'isMobile': false, 'title': 'Al-Amin AtoZ', 'description': '', 'url': 'https://www.aminactive.com/search/label/%E0%A6%AC%E0%A6%BF%E0%A6%9C%E0%A7%8D%E0%A6%9E%E0%A6%BE%E0%A6%A8?max-results\x3d10', 'type': 'feed', 'isSingleItem': false, 'isMultipleItems': true, 'isError': false, 'isPage': false, 'isPost': false, 'isHomepage': false, 'isArchive': false, 'isSearch': true, 'isLabelSearch': true, 'search': {'label': '\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8', 'resultsMessage': '\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8 \u09b2\u09c7\u09ac\u09c7\u09b2 \u09a5\u09be\u0995\u09be \u09aa\u09cb\u09b8\u09cd\u099f\u0997\u09c1\u09b2\u09bf \u09a6\u09c7\u0996\u09be\u09a8\u09cb \u09b9\u099a\u09cd\u099b\u09c7', 'resultsMessageHtml': '\x3cspan class\x3d\x27search-label\x27\x3e\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\x3c/span\x3e \u09b2\u09c7\u09ac\u09c7\u09b2 \u09a5\u09be\u0995\u09be \u09aa\u09cb\u09b8\u09cd\u099f\u0997\u09c1\u09b2\u09bf \u09a6\u09c7\u0996\u09be\u09a8\u09cb \u09b9\u099a\u09cd\u099b\u09c7'}}}, {'name': 'widgets', 'data': [{'title': 'Upload Image', 'type': 'Image', 'sectionId': 'upload-image', 'id': 'Image10'}, {'title': 'Logo', 'type': 'HTML', 'sectionId': 'header-main', 'id': 'HTML10'}, {'title': 'Icons, Dark, Search', 'type': 'LinkList', 'sectionId': 'header-main', 'id': 'LinkList10'}, {'title': 'Menu', 'type': 'LinkList', 'sectionId': 'header-main', 'id': 'LinkList11'}, {'title': '\u09ac\u09cd\u09b2\u0997 \u09aa\u09cb\u09b8\u09cd\u099f\u0997\u09c1\u09b2\u09bf', 'type': 'Blog', 'sectionId': 'blog-post', 'id': 'Blog1', 'posts': [{'id': '7654385280421072286', 'title': '\u09aa\u09b0\u09cd\u09af\u09be\u09df \u09b8\u09be\u09b0\u09a3\u09bf\u09b0 \u09aa\u09b0\u09bf\u099a\u09df \u0993 \u09ac\u09c8\u09b6\u09bf\u09b7\u09cd\u099f\u09cd\u09af', 'featuredImage': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEikC62Yc9apH-RW91D_lNOCrZXpngSQU46pW4pm3Fngfb1bf0x9Bd2GTYiE5OJKDBE-VZKKf0A1jujK-g2QxzDqV9u43FL64U__e5xgBxIlH9jhVfoIogAXNorHPRG30hMqIRX_ZU_WWlt-jDGPYzg8c3saGLazN8zP9Y3VyxHDZeuvBA0Aj0NLQN-rbu4/s16000/%E0%A6%AA%E0%A6%B0%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A7%9F-%E0%A6%B8%E0%A6%BE%E0%A6%B0%E0%A6%A3%E0%A6%BF%E0%A6%B0-%E0%A6%AA%E0%A6%B0%E0%A6%BF%E0%A6%9A%E0%A7%9F-%E0%A6%93-%E0%A6%AC%E0%A7%88%E0%A6%B6%E0%A6%BF%E0%A6%B7%E0%A7%8D%E0%A6%9F%E0%A7%8D%E0%A6%AF.webp', 'showInlineAds': false}], 'headerByline': {'regionName': 'header1', 'items': [{'name': 'author', 'label': 'Author -'}, {'name': 'timestamp', 'label': 'd MMM, yyyy'}]}, 'footerBylines': [{'regionName': 'footer1', 'items': [{'name': 'share', 'label': ''}, {'name': 'comments', 'label': 'Comment'}, {'name': 'labels', 'label': 'Tags'}, {'name': 'icons', 'label': ''}]}], 'allBylineItems': [{'name': 'author', 'label': 'Author -'}, {'name': 'timestamp', 'label': 'd MMM, yyyy'}, {'name': 'share', 'label': ''}, {'name': 'comments', 'label': 'Comment'}, {'name': 'labels', 'label': 'Tags'}, {'name': 'icons', 'label': ''}]}, {'title': '\u0986\u09ae\u09bf\u09a8 \u098f\u0995\u099f\u09bf\u09ad\u09c7\u09b0 \u099c\u09a8\u09aa\u09cd\u09b0\u09bf\u09df \u09ac\u09cd\u09b2\u0997 \u0995\u09cd\u09af\u09be\u099f\u09be\u0997\u09b0\u09bf', 'type': 'Label', 'sectionId': 'sidebar-static', 'id': 'Label10'}, {'title': '\u0986\u09ae\u09bf\u09a8\u098f\u0995\u099f\u09bf\u09ad \u09b8\u09ae\u09cd\u09aa\u09b0\u09cd\u0995\u09c7', 'type': 'HTML', 'sectionId': 'footer-widget', 'id': 'HTML21'}, {'title': '\u09af\u09cb\u0997\u09be\u09af\u09cb\u0997 \u0993 \u09a8\u09c0\u09a4\u09bf\u09ae\u09be\u09b2\u09be', 'type': 'LinkList', 'sectionId': 'footer-widget', 'id': 'LinkList13'}, {'title': '\u09aa\u09cd\u09b0\u09df\u09cb\u099c\u09a8\u09c0\u09df \u0995\u09cd\u09af\u09be\u099f\u09be\u0997\u09b0\u09bf', 'type': 'LinkList', 'sectionId': 'footer-widget', 'id': 'LinkList1'}, {'title': '\u0986\u09ae\u09bf\u09a8 \u098f\u0995\u099f\u09bf\u09ad\u09c7\u09b0 \u0989\u09a6\u09cd\u09a6\u09c7\u09b6\u09cd\u09af', 'type': 'HTML', 'sectionId': 'footer-widget', 'id': 'HTML1'}, {'title': 'Copyright', 'type': 'HTML', 'sectionId': 'copyright', 'id': 'HTML23'}, {'title': 'SVG Icons', 'type': 'HTML', 'sectionId': 'jet-options', 'id': 'HTML24'}]}]);
_WidgetManager._RegisterWidget('_ImageView', new _WidgetInfo('Image10', 'upload-image', document.getElementById('Image10'), {'resize': false}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML10', 'header-main', document.getElementById('HTML10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList10', 'header-main', document.getElementById('LinkList10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList11', 'header-main', document.getElementById('LinkList11'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_BlogView', new _WidgetInfo('Blog1', 'blog-post', document.getElementById('Blog1'), {'cmtInteractionsEnabled': false, 'navMessage': '\x3cb\x3e\u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\x3c/b\x3e \u09b2\u09c7\u09ac\u09c7\u09b2\u099f\u09bf \u09b8\u09b9 \u09aa\u09cb\u09b8\u09cd\u099f\u0997\u09c1\u09b2\u09bf \u09a6\u09c7\u0996\u09be\u09a8\u09cb \u09b9\u099a\u09cd\u099b\u09c7\u09f7 \x3ca href\x3d\x22https://www.aminactive.com/\x22\x3e\u09b8\u0995\u09b2 \u09aa\u09cb\u09b8\u09cd\u099f \u09a6\u09c7\u0996\u09be\u09a8\x3c/a\x3e', 'lightboxEnabled': true, 'lightboxModuleUrl': 'https://www.blogger.com/static/v1/jsbin/563713378-lbx__bn.js', 'lightboxCssUrl': 'https://www.blogger.com/static/v1/v-css/3681588378-lightbox_bundle.css'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label10', 'sidebar-static', document.getElementById('Label10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML21', 'footer-widget', document.getElementById('HTML21'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList13', 'footer-widget', document.getElementById('LinkList13'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList1', 'footer-widget', document.getElementById('LinkList1'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML1', 'footer-widget', document.getElementById('HTML1'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML23', 'copyright', document.getElementById('HTML23'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML24', 'jet-options', document.getElementById('HTML24'), {}, 'displayModeFull'));
</script>
</body>*/</style>

পর্যায় সারণির পরিচয় ও বৈশিষ্ট্য

আমিন একটিভের জনপ্রিয় ব্লগ ক্যাটাগরি