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      <title>비열과 열팽창 의 활용 by 이상신</title>
      <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2</link>
      <description></description>
      <language>en-us</language>
      <pubDate>2025-05-12 01:40:25 UTC</pubDate>
      <lastBuildDate>2025-12-02 05:10:24 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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         <title></title>
         <author>shinilee20001</author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3445535582</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-05-12 01:43:31 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3445535582</guid>
      </item>
      <item>
         <title>(예시) 비열 (10600 이상신)</title>
         <author>shinilee20001</author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3498327613</link>
         <description><![CDATA[<p>프라이팬 재질 : 비열이<strong> 작은 </strong>물질로 만들어 요리할 때 음식을 빨리 익힐 수 있다.</p>]]></description>
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         <pubDate>2025-06-22 23:29:59 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3498327613</guid>
      </item>
      <item>
         <title>열팽창 20721 김건우</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704428771</link>
         <description><![CDATA[<p>철근 콘크리트-두 물질의 열팽창률이 비슷하여 균열이 나거나 분리되지 않고 하나의 구조물처럼 있을 수 있음</p>]]></description>
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         <pubDate>2025-12-01 04:44:31 UTC</pubDate>
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      </item>
      <item>
         <title>정정성성훈훈                 열팽창</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704429194</link>
         <description><![CDATA[<p>지하철 선로에 중간중간 틈이 잇는 이유는 여름에 열팽창 때문에 틈이 없으면 선로가 휠 수 잇기 때문이다</p>]]></description>
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         <pubDate>2025-12-01 04:44:50 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704429194</guid>
      </item>
      <item>
         <title>열팽창 20730 채병희</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704429230</link>
         <description><![CDATA[<p>겨울철에 수축되어 끊어지지 않도록 전선을 길게 늘어뜨린다</p>]]></description>
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         <pubDate>2025-12-01 04:44:53 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704429230</guid>
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      <item>
         <title>비열(20727 장현서)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704431107</link>
         <description><![CDATA[<p>보온병-병 내부를 열비열이 큰 물질을 만들어서,보관된 음료를 오랫동안 보관</p>]]></description>
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         <pubDate>2025-12-01 04:46:16 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704431107</guid>
      </item>
      <item>
         <title>20728 비열 정성우</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704431573</link>
         <description><![CDATA[<p>돌판에 고기를 올리면 더 빨리 익어서 맛있다</p>]]></description>
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         <pubDate>2025-12-01 04:46:33 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704431573</guid>
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      <item>
         <title>비열 (20703 김서영)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704431999</link>
         <description><![CDATA[<p>열의 이동을 차단하여 물의 온도를 오랫동안 일정하게 유지</p>]]></description>
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         <pubDate>2025-12-01 04:46:52 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704431999</guid>
      </item>
      <item>
         <title>열팽창 20711 정해원</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432269</link>
         <description><![CDATA[<p>철로 만들어진 레일은 여름철에 열팽창 때문에 휠 수 있기 때문에 간격을 띄워둔다</p>]]></description>
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         <pubDate>2025-12-01 04:47:02 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432269</guid>
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      <item>
         <title>비열 20726이진호</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432404</link>
         <description><![CDATA[<p><br/></p><p>알루미늄 냄비 비열이 낮아 빨게 뜨거워져 음식을 빠르게 조리</p>]]></description>
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         <pubDate>2025-12-01 04:47:09 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432404</guid>
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      <item>
         <title>비열 정성후ㅜㄴ</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432846</link>
         <description><![CDATA[<p>고오급 레스토랑이나 식당에서 돌로 된 그릇을 가지고 와 따따시하게 음식을 먹으려고 한다 왜냐면 돌이 비열이 커서 그럼</p>]]></description>
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         <pubDate>2025-12-01 04:47:26 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432846</guid>
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      <item>
         <title>비열 (20701 김경윤)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432866</link>
         <description><![CDATA[<p>자동차 엔진 냉각 시스템:  운전중 많은 열을 발생시킬때 비열이 큰 물을 냉각수로 사용해서 엔진에서 발생하는 열을 효과적으로 흡수하여 온도를 안정적으로 유지한다</p>]]></description>
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         <pubDate>2025-12-01 04:47:27 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704432866</guid>
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      <item>
         <title>비열(20706김현아)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704433439</link>
         <description><![CDATA[<p>금속 문손잡이는 겨울에는 매우 차갑고 여름에는 매우 뜨거운데, 이는 금속의 비열이 작아 주변 온도 변화에 매우 빠르게 반응하기 때문이다</p>]]></description>
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         <pubDate>2025-12-01 04:47:54 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704433439</guid>
      </item>
      <item>
         <title>비열 20710 정예람</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704433586</link>
         <description><![CDATA[<p>찜질 팩-뜨거운 물을 담은 찜질 팩은 비열이 큰 물을 이용해 온도를 오래 유지한다</p>]]></description>
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         <pubDate>2025-12-01 04:48:01 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704433586</guid>
      </item>
      <item>
         <title>비열 20730 채병희</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704433630</link>
         <description><![CDATA[<p>물은 비열이 매우 커서 (다른 물질에 비해 약 4~10배) 많은 열에너지를 흡수해도 온도가 크게 오르지 않는다</p>]]></description>
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         <pubDate>2025-12-01 04:48:03 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704433630</guid>
      </item>
      <item>
         <title>20728열팽창 정성우</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704434677</link>
         <description><![CDATA[<p>공놀이를 하면 마찰열로 공이 좀 탱탱해진다(커진다)</p>]]></description>
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         <pubDate>2025-12-01 04:48:56 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704434677</guid>
      </item>
      <item>
         <title>열팽창 (20727 장현서)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704434920</link>
         <description><![CDATA[<p>타이어-더운 여름에는 기온으로 인해 타이어의 공기가 팽창함</p>]]></description>
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         <pubDate>2025-12-01 04:49:06 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704434920</guid>
      </item>
      <item>
         <title>민지우 비열</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704435356</link>
         <description><![CDATA[<p>사람이 체온이 일정하게 유지되는 것도 우리몸에 포함한 물의 높은비열 덕분입니까.</p>]]></description>
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         <pubDate>2025-12-01 04:49:24 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704435356</guid>
      </item>
      <item>
         <title>비열 20711 정해원</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704435445</link>
         <description><![CDATA[<p>자동차의 엔진이 과열되는 것을 막기 위해 비열이 높은 물을 이용한 냉각수를 순환시켜 온도를 일정하게 유지한다</p>]]></description>
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         <pubDate>2025-12-01 04:49:30 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704435445</guid>
      </item>
      <item>
         <title>비열(20705 김해린)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704435973</link>
         <description><![CDATA[<p><strong>핫팩/물주머니</strong></p><p>물의 높은 비열을 이용하여 따뜻함을 오랫동안 유지하는 핫팩이나 물주머니는 겨울철 난방 용품으로 유용하게 사용된다.</p>]]></description>
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         <pubDate>2025-12-01 04:49:57 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704435973</guid>
      </item>
      <item>
         <title>열팽창20726</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704436446</link>
         <description><![CDATA[<p>다리 여름을 대비하여 이음매에 틈을 만듬</p>]]></description>
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         <pubDate>2025-12-01 04:50:17 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704436446</guid>
      </item>
      <item>
         <title>열팽창 (20703 김서영)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704436876</link>
         <description><![CDATA[<p>전선이 열팽창 시 늘어남을 고려해 일부러 느슨하게 설치함.</p>]]></description>
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         <pubDate>2025-12-01 04:50:36 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704436876</guid>
      </item>
      <item>
         <title>비열 20721 김건우</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704437027</link>
         <description><![CDATA[<p>난방 보일러-비열이 큰 물을 사용하여 오랜 시간동안 따뜻하게 방을 유지할 수 있다</p>]]></description>
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         <pubDate>2025-12-01 04:50:42 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704437027</guid>
      </item>
      <item>
         <title>비열 20708윤지예</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704437189</link>
         <description><![CDATA[<p>낮에 육지는 비열이 작아 빨리 데워지고 바다에서 육지 쪽으로 해풍이 불고 밤에 육지는 빨리 식고 육지에서 바다쪽으로 육풍이 분다. </p>]]></description>
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         <pubDate>2025-12-01 04:50:49 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704437189</guid>
      </item>
      <item>
         <title>열팽창 20724 김휘동</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704437499</link>
         <description><![CDATA[<p>에펠탑의 철이 열팽창을 해  여름에 겨울보다 더 높다</p>]]></description>
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         <pubDate>2025-12-01 04:51:03 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704437499</guid>
      </item>
      <item>
         <title>여름철에 열팽창 때문에 선로가 휘어 궤도이탈을 할수있다</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704438848</link>
         <description><![CDATA[<p>20731황승환  열팽창</p><p><br/></p>]]></description>
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         <pubDate>2025-12-01 04:52:02 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704438848</guid>
      </item>
      <item>
         <title>비열 20724 김휘동</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704439398</link>
         <description><![CDATA[<p>물은 다른액체보다 비열이 커 온도가 쉽게 변하지않아 사람의 체온도 쉽게 변하지 않는다</p>]]></description>
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         <pubDate>2025-12-01 04:52:28 UTC</pubDate>
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      </item>
      <item>
         <title>열팽창. 20710 정예람</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704439711</link>
         <description><![CDATA[<p>전구-전구 필라멘트는 전류가 흐르면 뜨거워지면서 빛을 냅니다.필라멘트가 열팽창하는 것을 고려하여 적절한 길이와 형태로 설계합니다</p>]]></description>
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         <pubDate>2025-12-01 04:52:44 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704439711</guid>
      </item>
      <item>
         <title>열팽창 20708윤지예</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704440009</link>
         <description><![CDATA[<p><strong>온도 변화로 인해 다리 재료가 팽창하거나 수축하는 것을 흡수하기 위해 만들어진다. </strong></p>]]></description>
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         <pubDate>2025-12-01 04:52:57 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704440009</guid>
      </item>
      <item>
         <title>열팽창 20704 김수연</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704442347</link>
         <description><![CDATA[<p>철로 만들때 사이사이에 약간에 틈을 두어서 여름에 철로가 휘지 않게한다</p>]]></description>
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         <pubDate>2025-12-01 04:54:48 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704442347</guid>
      </item>
      <item>
         <title>열팽창(20705 김해린)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704442615</link>
         <description><![CDATA[<p><strong>압착 공정</strong></p><p>금속 부품을 결합할 때, 한 부품을 가열하여 팽창시킨 후 다른 부품에 끼워 넣고 냉각시키면 수축하면서 단단하게 결합되는 열박음 기술에 열팽창이 활용된다</p>]]></description>
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         <pubDate>2025-12-01 04:55:00 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704442615</guid>
      </item>
      <item>
         <title>비열 20709 이민지</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704442993</link>
         <description><![CDATA[<p>찜질팩은 물의 높은 비열을 활용해 오랫동안 온도를 유지합니다.</p>]]></description>
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         <pubDate>2025-12-01 04:55:20 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704442993</guid>
      </item>
      <item>
         <title> 20707번 민지우 열팽창</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704445035</link>
         <description><![CDATA[<p>열을 받으면바이메탈이 휘어져 회로를  연결해 경보음이  울리게합니다</p>]]></description>
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         <pubDate>2025-12-01 04:56:55 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704445035</guid>
      </item>
      <item>
         <title>비열 20723 김태현</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704446683</link>
         <description><![CDATA[<p>또한 실생활에서 요리도구를 선택할 때 비열이 이용됩니다.</p><p>구리 냄비나 스테인리스 냄비는 비열이 낮아 빠르게 가열되고 냉각됩니다.</p><p>반면 돝솥이나 뚝배기는 비열이 높아 천천히 데워지고 천천히 식습니다.</p><p>따라서 요리 온도조절이 빨라야 하고 정밀해야 한다면 구리 냄비나 스테인리스 냄비를 사용하고 오래 따뜻하게 유지해야 하는 국물요리는 돝솥이나 뚝배기를 사용해요.</p><p>​</p><p>그 외에도 우리 몸이 물로 이루어져 있어 체온 변화를 막을 수 있고 건축을 설계 시</p><p>비열이 높은 자재를 사용하면 열보존 효과가 커서 단열 성능이 우수합니다.</p><p>​</p><p>​</p><p>비열이란 개념은 중1에 처음 듣는 개념이다 보니 어렵고 낯설게 느낄 수도 있지만</p><p>알고 보면 우리 생활에 밀접하게 연결된 원리입니다.</p><p>이렇게 실생활에 연결해보면서 과학의 재미를 느낄 수 있었으면 합니다.</p><p>감사합니다</p>]]></description>
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         <pubDate>2025-12-01 04:58:13 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704446683</guid>
      </item>
      <item>
         <title>열팽창(20710 김경윤)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704449858</link>
         <description><![CDATA[<p>철로: 철로를 만들때 사이사이에 약간의 틈을 두어서 여름에 철로가 휘지 않게 한다</p>]]></description>
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         <pubDate>2025-12-01 05:00:37 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704449858</guid>
      </item>
      <item>
         <title>20731 황승환</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704450213</link>
         <description><![CDATA[<p>금속판은 비열으 커서 빨리구워지고 돌판은 비열이 작아서 천천히 구워진다</p>]]></description>
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         <pubDate>2025-12-01 05:00:54 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704450213</guid>
      </item>
      <item>
         <title>비열(20722  김승준)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704451534</link>
         <description><![CDATA[<p><strong>찜질팩-</strong>비열이 큰 물질을 담아두면 외부 온도가 변해도 내부 온도가 천천히 변하므로, 오랫동안 따뜻함을 유지할 수 있습니다.</p>]]></description>
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         <pubDate>2025-12-01 05:01:49 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704451534</guid>
      </item>
      <item>
         <title>비열 20704 김수연</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704456762</link>
         <description><![CDATA[<p>비열이 작아 온도가 빨리 오른다</p>]]></description>
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         <pubDate>2025-12-01 05:05:53 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704456762</guid>
      </item>
      <item>
         <title>열팽창 (20722 김승준)</title>
         <author></author>
         <link>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704458112</link>
         <description><![CDATA[<p><strong>송유관-</strong>온도 변화에 따른 파손을 막기 위해 구부러진 부분을 만듭니다.</p>]]></description>
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         <pubDate>2025-12-01 05:06:56 UTC</pubDate>
         <guid>https://padlet.com/shinilee20001/ei2fp9vm59bt9zx2/wish/3704458112</guid>
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