{"id":7402,"date":"2021-02-18T00:23:51","date_gmt":"2021-02-18T00:23:51","guid":{"rendered":"https:\/\/eschooltoday.com\/learn\/?page_id=7402"},"modified":"2021-02-18T00:42:47","modified_gmt":"2021-02-18T00:42:47","slug":"what-is-uv","status":"publish","type":"page","link":"https:\/\/eschooltoday.com\/learn\/what-is-uv\/","title":{"rendered":"What is UV?"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"7402\" class=\"elementor elementor-7402\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5412076 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5412076\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b0e9aee\" data-id=\"b0e9aee\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-a9bd4a9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"a9bd4a9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-371ec85\" data-id=\"371ec85\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6193c3f elementor-align-start elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"6193c3f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Ozone Depletion<\/span>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f10f094 elementor-widget elementor-widget-jet-nav-menu\" data-id=\"f10f094\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"jet-nav-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<nav class=\"jet-nav-wrap m-layout-mobile\"><div class=\"menu-ozone-depletion-container\"><div class=\"jet-nav m-layout-mobile jet-nav--vertical jet-nav--vertical-sub-left-side\"><div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-7304 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/introduction-to-ozone-depletion\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Introduction to Ozone Depletion<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-7303 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/what-is-ozone\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">What is Ozone?<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-7302 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/what-is-ozone-depletion\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">What is Ozone depletion?<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-7301 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/volcanoes-and-ozone\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Volcanoes and ozone<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-7300 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/effects-of-ozone-depletion\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">Effects of ozone depletion<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-7404 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/what-is-uv\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">What is UV?<\/span><\/a><\/div>\n<div class=\"menu-item menu-item-type-post_type menu-item-object-page jet-nav__item-7299 jet-nav__item\"><a href=\"https:\/\/eschooltoday.com\/learn\/the-ozone-hole\/\" class=\"menu-item-link menu-item-link-depth-0 menu-item-link-top\"><span class=\"jet-nav-link-text\">The ozone hole<\/span><\/a><\/div>\n<\/div><\/div><\/nav>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e2ac74e elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"e2ac74e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f84eb5d elementor-widget elementor-widget-html\" data-id=\"f84eb5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\n<!-- Tall-Responsive -->\n<ins class=\"adsbygoogle\"\n     style=\"display:block\"\n     data-ad-client=\"ca-pub-4993435605385515\"\n     data-ad-slot=\"6804764118\"\n     data-ad-format=\"auto\"\n     data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-3953324\" data-id=\"3953324\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b982baf elementor-widget elementor-widget-heading\" data-id=\"b982baf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Here is how the sun's UV affects life on earth.<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a1da004 elementor-widget elementor-widget-text-editor\" data-id=\"a1da004\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><span data-preserver-spaces=\"true\">When the sun comes up, its energy is emitted in different wavelengths. What we see is visible light. It is also infra-red (felt as heat) and ultraviolet (UV) rays (which we do not see or feel). UV itself has different wavelengths too, and the shorter it is, the stronger and more damaging it is. UV wavelengths are measured in &#8216;Nanometers, nm&#8217;.\u00a0<\/span><\/p><p><strong><span data-preserver-spaces=\"true\">Let us see the three basic types: UVA UVB and UVC.\u00a0<\/span><\/strong><\/p><p><strong><span data-preserver-spaces=\"true\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-7411\" src=\"https:\/\/eschooltoday.com\/learn\/wp-content\/uploads\/2021\/02\/what-is-UV.jpg\" alt=\"\" width=\"600\" height=\"310\" srcset=\"https:\/\/eschooltoday.com\/learn\/wp-content\/uploads\/2021\/02\/what-is-UV.jpg 600w, https:\/\/eschooltoday.com\/learn\/wp-content\/uploads\/2021\/02\/what-is-UV-300x155.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>UVA<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0has a long wavelength (315-399nm) and reaches the earth all the time. It helps generate vitamin D for living things.\u00a0<\/span><strong><span data-preserver-spaces=\"true\">UVB<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0is not as long as UVA (280-314nm). Because it is shorter, it is more damaging to human and plant cells. Not all UVB reaches the earth, as some of it is filtered by the ozone layer. The little that reaches the earth causes sunburns and can also damage our cells and DNA (DNA is the basic building block of our cells). This is why it can cause skin cancer and cataracts in our eyes. The amount of UVB that reaches us on earth depends on things like the time of the day, the time of the year, and the amount of stratospheric ozone available to block it.<\/span><\/p><p><strong><span data-preserver-spaces=\"true\">UVC<\/span><\/strong><span data-preserver-spaces=\"true\">\u00a0has the shortest wavelength (100-279nm). It is the most dangerous but all of it is usually absorbed by the ozone layer.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-inner-column elementor-element elementor-element-0e924e2\" data-id=\"0e924e2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b8e9122 elementor-widget elementor-widget-html\" data-id=\"b8e9122\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\n<!-- Tall-Responsive -->\n<ins class=\"adsbygoogle\"\n     style=\"display:block\"\n     data-ad-client=\"ca-pub-4993435605385515\"\n     data-ad-slot=\"6804764118\"\n     data-ad-format=\"auto\"\n     data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-8f01d27 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8f01d27\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-d4f2ddc\" data-id=\"d4f2ddc\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-21f934f elementor-widget elementor-widget-button\" data-id=\"21f934f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/eschooltoday.com\/learn\/effects-of-ozone-depletion\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">PREVIOUS PAGE<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-f75c4a0\" data-id=\"f75c4a0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-de74b41 elementor-widget elementor-widget-button\" data-id=\"de74b41\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-md\" href=\"https:\/\/eschooltoday.com\/learn\/the-ozone-hole\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">NEXT PAGE<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Ozone Depletion Introduction to Ozone Depletion What is Ozone? What is Ozone depletion? Volcanoes and ozone Effects of ozone depletion What is UV? The ozone hole Here is how the sun&#8217;s UV affects life on earth. When the sun comes up, its energy is emitted in different wavelengths. What we see is visible light. It [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-templates\/fullwidth-content.php","meta":{"footnotes":""},"class_list":["post-7402","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages\/7402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/comments?post=7402"}],"version-history":[{"count":13,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages\/7402\/revisions"}],"predecessor-version":[{"id":7435,"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/pages\/7402\/revisions\/7435"}],"wp:attachment":[{"href":"https:\/\/eschooltoday.com\/learn\/wp-json\/wp\/v2\/media?parent=7402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}