{"id":76,"date":"2014-11-11T10:14:27","date_gmt":"2014-11-11T10:14:27","guid":{"rendered":"http:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/?page_id=76"},"modified":"2014-11-11T10:14:32","modified_gmt":"2014-11-11T10:14:32","slug":"cosmology-summar-s3","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/cosmology-summar-s3\/","title":{"rendered":"Cosmology Summary (S3)"},"content":{"rendered":"<p style=\"text-align: left\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Definitions.png\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-54\" title=\"Definitions\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Definitions.png\" alt=\"\" width=\"634\" height=\"284\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Definitions.png 905w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Definitions-300x134.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEH4aCWV1LXdlc3QtMSJIMEYCIQCVKCG8GVnAr3bkiduT2UjmxHH%2Bx5BqtA9nZbI8RE%2Bv4AIhANQOHdcS5G%2B%2Fw7tNDy5Hev1JMYfkLt7xxgWNuTtO6EHxKrgFCEcQBRoMMjczNTcwMTk1NDMzIgzWGSHp6V2DlhZCc6gqlQUNe8vjI3xFposLMmqpwwntR4A8Zd62wlSJqO9hfJM%2BE8xHT8lt%2FA%2FzTUho7ZVbg4Avnmoo9IY662Xh%2Fi0Th8GrKfxLuDHCYigdw3OIaz%2FdT64ktOOpdYcG1F8arMA3MsCPD9GedtYVxHn0rhJwl7LWQsYYGSg6UtwfkVy7VRazFQ9osgPXt%2FT%2FSSXeHfYp%2F6Zu0DlOqyWxJJlM%2F9kF5J8IvH0kVClcxYgtk1hxc6w0QsR3ksmQfIkyOVdXX4zyxKuVrN81fy7QdkP4m%2Bp8ayll7JfcbILIBa63i0fy%2BibNgezDGSL2JofQpbm8uH%2BrflAbAOqYFoLY5uzqryciNPwhfEH9FtCssCa6vrHESIk3ivHZa%2B2XXsafUdG0qAwlpY0Gg7ayGuSmDobCxcuO46o%2BYn%2ByFsAICXpVoTwvjeHzqzDrgmcUcADa9a5Mdm6LRXHOreXkC%2FkD%2FEOdAkG2GMf%2F5kAg6O4X00UEIzjeCRpTtV02rYggo%2FVjCv%2BUHeC16C8PgbcdddAagKx43aH85MyYogc9ycYOf7xAnOKkkn00HjKU%2BlZZBZ6vh5%2Blcxhp2A65Rs0uQPZxSLE2b46wCVseyCY3oZ4ovpKBE68Qn5gfjibCaib32P%2FDSNTgMftWcsfnQRQKbbjxxYBPL4FQ%2BVX879t47yYyDSo4ZKGbIIups9GYGhrf%2FjWOZuu2kX1mjfMNQ6Lv6FT%2FzFc%2FgqDw0WevI%2FNimV8nSy3kqdIAEudji9z8LsbDnG9ZpgJK4%2FriBXadsECvqx5iqNNnjNfIvn5FC9VIxToizDTC46qV0cELiI07mv6X0tL6Hl7eTZhZHGo4s3HeYwu%2FYh5HXtRQenuTAl9L8ieRaS14ZEWCtwZyldYEjx0uMNWAtdUGOrABR8B2zYiVHYtU9P2n4q87iCnrzJQ6wvEe2V9uG%2FcelaWXEfoQ%2FAyqtcgzPcYG0caOtT0KBKkZRZEyCue3dXpPylZuJpbeo9wT8%2FDxHH5AB8xYUXk41%2FW7QJW3Z9hRmmencpVgOQXw1Pif%2BQQIwqfLiOhc3JSIuPLG3sfuQZlbekHM6KcgJtSZpBejr9nfSpC5GL7SgImFi7RjDZbgj7lYcP17f%2FUnW2BnwsOgOnNiyac%3D&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USRN2HPY7%2F20260918%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260918T134615Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=536869c119cc2de6d279fa9c15b7897f42531a18412f835a542efd9b3c09d504 300w\" sizes=\"(max-width: 634px) 85vw, 634px\" \/><\/a><\/p>\n<h1>Light year <\/h1>\n<p>This is the <strong>distance<\/strong> that light can travel in one year.  We use light years to describe distances in space physics because otherwise the numbers would be ridiculously large.<\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Picture3.png\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-61\" title=\"Picture3\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Picture3.png\" alt=\"\" width=\"597\" height=\"155\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Picture3.png 995w, 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300w\" sizes=\"(max-width: 597px) 85vw, 597px\" \/><\/a><\/p>\n<p>The following table give some information about the time taken for light to cover different distances (interest only \u2013 no need to learn values)<\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Picture4.png\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-62\" title=\"Picture4\" src=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Picture4.png\" alt=\"\" width=\"383\" height=\"120\" srcset=\"https:\/\/blogs.glowscotland.org.uk\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Picture4.png 639w, https:\/\/glow-prod-gc.s3.eu-west-1.amazonaws.com\/gc\/public\/hyndsecphysn5u1\/uploads\/sites\/5146\/2014\/11\/Picture4-300x93.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEH4aCWV1LXdlc3QtMSJIMEYCIQCVKCG8GVnAr3bkiduT2UjmxHH%2Bx5BqtA9nZbI8RE%2Bv4AIhANQOHdcS5G%2B%2Fw7tNDy5Hev1JMYfkLt7xxgWNuTtO6EHxKrgFCEcQBRoMMjczNTcwMTk1NDMzIgzWGSHp6V2DlhZCc6gqlQUNe8vjI3xFposLMmqpwwntR4A8Zd62wlSJqO9hfJM%2BE8xHT8lt%2FA%2FzTUho7ZVbg4Avnmoo9IY662Xh%2Fi0Th8GrKfxLuDHCYigdw3OIaz%2FdT64ktOOpdYcG1F8arMA3MsCPD9GedtYVxHn0rhJwl7LWQsYYGSg6UtwfkVy7VRazFQ9osgPXt%2FT%2FSSXeHfYp%2F6Zu0DlOqyWxJJlM%2F9kF5J8IvH0kVClcxYgtk1hxc6w0QsR3ksmQfIkyOVdXX4zyxKuVrN81fy7QdkP4m%2Bp8ayll7JfcbILIBa63i0fy%2BibNgezDGSL2JofQpbm8uH%2BrflAbAOqYFoLY5uzqryciNPwhfEH9FtCssCa6vrHESIk3ivHZa%2B2XXsafUdG0qAwlpY0Gg7ayGuSmDobCxcuO46o%2BYn%2ByFsAICXpVoTwvjeHzqzDrgmcUcADa9a5Mdm6LRXHOreXkC%2FkD%2FEOdAkG2GMf%2F5kAg6O4X00UEIzjeCRpTtV02rYggo%2FVjCv%2BUHeC16C8PgbcdddAagKx43aH85MyYogc9ycYOf7xAnOKkkn00HjKU%2BlZZBZ6vh5%2Blcxhp2A65Rs0uQPZxSLE2b46wCVseyCY3oZ4ovpKBE68Qn5gfjibCaib32P%2FDSNTgMftWcsfnQRQKbbjxxYBPL4FQ%2BVX879t47yYyDSo4ZKGbIIups9GYGhrf%2FjWOZuu2kX1mjfMNQ6Lv6FT%2FzFc%2FgqDw0WevI%2FNimV8nSy3kqdIAEudji9z8LsbDnG9ZpgJK4%2FriBXadsECvqx5iqNNnjNfIvn5FC9VIxToizDTC46qV0cELiI07mv6X0tL6Hl7eTZhZHGo4s3HeYwu%2FYh5HXtRQenuTAl9L8ieRaS14ZEWCtwZyldYEjx0uMNWAtdUGOrABR8B2zYiVHYtU9P2n4q87iCnrzJQ6wvEe2V9uG%2FcelaWXEfoQ%2FAyqtcgzPcYG0caOtT0KBKkZRZEyCue3dXpPylZuJpbeo9wT8%2FDxHH5AB8xYUXk41%2FW7QJW3Z9hRmmencpVgOQXw1Pif%2BQQIwqfLiOhc3JSIuPLG3sfuQZlbekHM6KcgJtSZpBejr9nfSpC5GL7SgImFi7RjDZbgj7lYcP17f%2FUnW2BnwsOgOnNiyac%3D&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47USRN2HPY7%2F20260918%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20260918T134615Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=a600bcc24147b52fe999ce82b5fc3b1664fe69199e18dcec99af24e0cbc55b5f 300w\" sizes=\"(max-width: 383px) 85vw, 383px\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Light year This is the distance that light can travel in one year. We use light years to describe distances in space physics because otherwise the numbers would be ridiculously large. The following table give some information about the time taken for light to cover different distances (interest only \u2013 no need to learn values)<\/p>\n","protected":false},"author":2454,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"open","ping_status":"open","template":"","meta":{"footnotes":""},"class_list":["post-76","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/pages\/76","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/comments?post=76"}],"version-history":[{"count":2,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/pages\/76\/revisions"}],"predecessor-version":[{"id":78,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/pages\/76\/revisions\/78"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecphysn5u1\/wp-json\/wp\/v2\/media?parent=76"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}