{"id":103,"date":"2014-11-19T07:58:07","date_gmt":"2014-11-19T07:58:07","guid":{"rendered":"http:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/journey-to-space-hwrk-wk-4\/"},"modified":"2014-11-19T08:23:28","modified_gmt":"2014-11-19T08:23:28","slug":"journey-to-space-hwrk-wk-4","status":"publish","type":"page","link":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/journey-to-space-hwrk-wk-4\/","title":{"rendered":"Journey to Space Hw&#8217;rk Wk 4"},"content":{"rendered":"<h4><span style=\"color: #99cc00\">Question 1. <\/span><\/h4>\n<p><a href=\"https:\/\/hyndland-sec-glasgow.blogs.rm.com\/wp_domains\/16286_b\/wp-content\/uploads\/sites\/44\/2014\/05\/JsP_5.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-full wp-image-125\" style=\"width: 211px\" alt=\"JsP_5\" src=\"https:\/\/hyndland-sec-glasgow.blogs.rm.com\/wp_domains\/16286_b\/wp-content\/uploads\/sites\/44\/2014\/05\/JsP_5.png\" width=\"295\" height=\"259\" \/><\/a>1. A bungee jumper completed two jumps.<br \/>\nOn the first descent he fell 63 metres in 4\u20225 seconds.<\/p>\n<p>During a second jump, the bungee jumper wore baggy clothing and spread his arms out as he fell.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>a)   Explain why the time was greater for the second descent?<\/p>\n<p>b)   The bungee jumper had a mass of 65 kg. Calculate his weight.<\/p>\n<p>&nbsp;<\/p>\n<p>2.   The diagram below shows a skydiver and the forces acting on her.<\/p>\n<p><a href=\"https:\/\/hyndland-sec-glasgow.blogs.rm.com\/wp_domains\/16286_b\/wp-content\/uploads\/sites\/44\/2014\/05\/JsP_6.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-126\" alt=\"JsP_6\" src=\"https:\/\/hyndland-sec-glasgow.blogs.rm.com\/wp_domains\/16286_b\/wp-content\/uploads\/sites\/44\/2014\/05\/JsP_6.png\" width=\"296\" height=\"238\" \/><\/a><br \/>\na)   Name the two vertical forces acting on the skydiver.<\/p>\n<p>b)   Some time later these two forces become balanced.<br \/>\nWhen the forces are balanced, does her speed increase, stay the same or decrease?<\/p>\n<p>c)   The skydiver then opens her parachute.<br \/>\n(i)    What happens to her speed at this moment?<br \/>\n(ii)   What happens to the upward force acting on her?<\/p>\n<p>6.    The diagram shows the space shuttle returning to Earth. As it moves towards Earth, it moves faster.<\/p>\n<p><a href=\"https:\/\/hyndland-sec-glasgow.blogs.rm.com\/wp_domains\/16286_b\/wp-content\/uploads\/sites\/44\/2014\/05\/JsP_16.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-133\" alt=\"JsP_16\" src=\"https:\/\/hyndland-sec-glasgow.blogs.rm.com\/wp_domains\/16286_b\/wp-content\/uploads\/sites\/44\/2014\/05\/JsP_16.png\" width=\"256\" height=\"157\" \/><\/a><\/p>\n<p>a)   Why does the space shuttle heat up as it re-enters the atmosphere?<br \/>\nb)   How does NASA prevent the heating of the space shuttle from posing a hazard for the astronauts inside the shuttle and damaging the fabric of the spacecraft?<br \/>\nc)   Find about who said \u201cHouston, we\u2019ve had a problem\u201d and why he said it.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Question 1. 1. A bungee jumper completed two jumps. On the first descent he fell 63 metres in 4\u20225 seconds. During a second jump, the bungee jumper wore baggy clothing and spread his arms out as he fell. &nbsp; &nbsp; a) Explain why the time was greater for the second descent? b) The bungee jumper &hellip; <a href=\"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/journey-to-space-hwrk-wk-4\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Journey to Space Hw&#8217;rk Wk 4&#8221;<\/span><\/a><\/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-103","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/pages\/103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/users\/2454"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/comments?post=103"}],"version-history":[{"count":3,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/pages\/103\/revisions"}],"predecessor-version":[{"id":119,"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/pages\/103\/revisions\/119"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/gc\/hyndsecscis2hwrk\/wp-json\/wp\/v2\/media?parent=103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}