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      <title>과학(3-4)물리변화와 화학변화의 예 by 선생님전일</title>
      <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2</link>
      <description></description>
      <language>en-us</language>
      <pubDate>2025-03-05 19:54:36 UTC</pubDate>
      <lastBuildDate>2025-03-07 01:38:26 UTC</lastBuildDate>
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         <title>물리변화 예 1번(학번)</title>
         <author>2024jimspad1</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3354509634</link>
         <description><![CDATA[<p>-현상: 아이스크림이 녹는다</p><p>-설명: 아이스크림이 녹는 것은 고체에서 액체로 변하는 상태변화(융해)이다. 그러나 아이스크림의 성질(단맛)은 변하지 않는다.</p><p>-결론: 물리변화</p>]]></description>
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         <pubDate>2025-03-06 15:52:51 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3354509634</guid>
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      <item>
         <title>화학변화 예 1번(학번)</title>
         <author>2024jimspad1</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3354523531</link>
         <description><![CDATA[<p>-현상: 김치가 익는다</p><p>-설명: 김치가 있으면 맛과 냄새 가 변한다.</p><p>발효 과정을 통해 김치의 성분 물질이 변해(즉 물질의 성질이 변해)  맛과 냄새과 달라진다.</p><p>-결론: 화학변화</p>]]></description>
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         <pubDate>2025-03-06 16:02:15 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3354523531</guid>
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      <item>
         <title>발표자:김가현</title>
         <author>2024jimspad1</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355095236</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-03-07 00:57:55 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355095236</guid>
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      <item>
         <title>발표자:김선우</title>
         <author>2024jimspad1</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355096338</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-03-07 00:58:32 UTC</pubDate>
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      <item>
         <title>발표자:유현지</title>
         <author>2024jimspad1</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355097453</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-03-07 00:59:05 UTC</pubDate>
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      <item>
         <title>발표자: 서정우</title>
         <author>2024jimspad1</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355098160</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-03-07 00:59:32 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355098160</guid>
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      <item>
         <title>발표자: 박현우</title>
         <author>2024jimspad1</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355100300</link>
         <description><![CDATA[]]></description>
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         <pubDate>2025-03-07 01:00:58 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355100300</guid>
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      <item>
         <title>물리변화(30426한수지)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355121794</link>
         <description><![CDATA[<ul><li><p>현상:<strong>디퓨져의 향이 퍼진다(확산)</strong></p></li><li><p>﻿﻿설명: <strong>디퓨져 안 액체가 기체가 되면서 공기중으로 퍼진다.그러므로 액체에서 기체로 상태변화한다.</strong>그러나 디퓨져의 향기(성질)은 변하지 않는 다.</p></li><li><p>﻿﻿결론: 물리변화</p></li></ul>]]></description>
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         <pubDate>2025-03-07 01:15:29 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355121794</guid>
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      <item>
         <title>화학 반응 예 2번(30427)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355123817</link>
         <description><![CDATA[<p><strong>폭발 반응이란?</strong></p><p>폭발 반응은 짧은 시간 안에 많은 양의 에너지가 방출되면서 기체, 열, 빛 등의 형태로 빠르게 퍼지는 화학 반응입니다. 폭발은 주로 가연성 물질이 산화제와 반응하여 빠르게 분해되거나 연소할 때 발생합니다.</p>]]></description>
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         <pubDate>2025-03-07 01:16:49 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355123817</guid>
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      <item>
         <title>물리변화</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355126505</link>
         <description><![CDATA[<p>현상: 그릇이 깨진다</p><p>그릇이 깨져서 모양이 변하더라도 성질은 변하지 않는다. </p><p>결론: 물리변화</p>]]></description>
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         <pubDate>2025-03-07 01:18:30 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355126505</guid>
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      <item>
         <title>화학변화 예 3번 (30408)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355126627</link>
         <description><![CDATA[<p>-현상: 식빵을 굽는다 (태운다)</p><p>-설명: 식빵을 구웠을때 오래 구웠을 시 타면 거뭇거뭇해지는 부분이 쓴맛이 나게 된다. 이렇게 맛이 변하는 현상이 나타난다. -&gt; 물질의 성질이 변함</p><p>-결론: 화학변화</p>]]></description>
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         <pubDate>2025-03-07 01:18:35 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355126627</guid>
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      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355127145</link>
         <description><![CDATA[<p>현상:액체인 물이 언다</p><p>설명:액체인 물이 얼면 고체가 되므로 응고한다(상태변화)</p><p>그치만 물의 성질은 변하지 않으므로!</p><p>결론:물리변화다</p>]]></description>
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         <pubDate>2025-03-07 01:18:56 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355127145</guid>
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      <item>
         <title>화학변화 예 1번 (30402)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355127638</link>
         <description><![CDATA[<p>-현상: 자성유체 (ferrofluid)가 자화된다</p><p>-설명: ferrofluid는 자성을 띄는 미세입자들이 액체에 분산되어있어 자기장이 가해지면 강하게 자화된다</p><p>-열론: 화학변화</p>]]></description>
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         <pubDate>2025-03-07 01:19:14 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355127638</guid>
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      <item>
         <title>화학변화 예 4번(30409)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355128381</link>
         <description><![CDATA[<p>-현상: 사과가 익는다</p><p>-설명: 사과가 익으면 색깔과 맛이 변한다</p><p>색소와 호르몬, 빛의 영향의 발생으로 색깔이 변하고, 익을수록 당이 더 많아져 달아진다</p><p>-결론: 화학변화</p>]]></description>
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         <pubDate>2025-03-07 01:19:35 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355128381</guid>
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      <item>
         <title>물리변화 예(30425정윤서)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355131935</link>
         <description><![CDATA[<p>-현상: 얼음이 녹아 물이된다.</p><p>-설명: 얼음이 녹으면 고체에서 액체로 변하므로 상태변화만 일어나고 물질의 성질은 바뀌지 않는다.</p><p>-결론: 물리변화이다.</p>]]></description>
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         <pubDate>2025-03-07 01:21:38 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355131935</guid>
      </item>
      <item>
         <title>물리변화</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132146</link>
         <description><![CDATA[<p>현상:유리창이 깨진다</p><p>설명:유리창이 깨져도 성질은 변하지 않는다.</p><p>결론:물리변화</p>]]></description>
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         <pubDate>2025-03-07 01:21:46 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132146</guid>
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      <item>
         <title>물리변화 예2번 (30424전해솔)</title>
         <author>jmaria0721</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132188</link>
         <description><![CDATA[<p>현상:종이가 찢어진다</p><p>설명:종이가 찢어지면서 모양은 변하지만 글씨가 써지는 물질 고유의 성질은 변하지 않는다</p><p>결론:물리변화</p>]]></description>
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         <pubDate>2025-03-07 01:21:48 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132188</guid>
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      <item>
         <title>물리변화 예 5번 (30401)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132667</link>
         <description><![CDATA[<p>-현상: 종이가 찢긴다.</p><p>-설명: 종이의 크기와 모양은 변하지만, 종이를 이루는 분자는 변하지 않는다.</p><p>-결론: 물리변화</p>]]></description>
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         <pubDate>2025-03-07 01:22:05 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132667</guid>
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      <item>
         <title>화학변화 예1 30412</title>
         <author>2024jeonil20305</author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132894</link>
         <description><![CDATA[<p>현상: 종이가 불에 탄다</p><p>설명: 종이의 연소 과정을 통해 주변 산소와 반응하여, 이산화탄소와 물을 만들어 내므로, 화학 변화라고 할 수 있다</p><p>결과:화학변화</p>]]></description>
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         <pubDate>2025-03-07 01:22:12 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355132894</guid>
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      <item>
         <title>화학변화2 30423 임주한</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355133001</link>
         <description><![CDATA[<p>현상: 사과가 갈변된다</p><p><br/></p><p>설명: 사과 속의 성분인 '폴리페놀' 이라는 폴리화합물이 함유 되어있지만 식품 자체에 폴리화합물을 산화시키는 성분 또한 들어있어서 껍질을 깎았을 때 공기중 산소와 반응하여 <strong>색이 변한다</strong></p><p><br/></p><p>결론: 화학변화이다</p>]]></description>
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         <pubDate>2025-03-07 01:22:16 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355133001</guid>
      </item>
      <item>
         <title>화학변화 예 1번 30416</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355134392</link>
         <description><![CDATA[<p>현상:우유에서 치즈로 변한다</p><p>설명:우유가 응고되고 단백질에 변성으로 구조가 변화하며 서로 결합하게됩니다 응고된 우유가 발효 과정에 들어가며 치즈에 맛과 같은 특성이 변하게 됩니다.</p><p>결론:화학변화</p>]]></description>
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         <pubDate>2025-03-07 01:23:10 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355134392</guid>
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      <item>
         <title>화학변화 예시 30420이승혁</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355134877</link>
         <description><![CDATA[<p>현상: 우유가 상해서 시큼해진다</p><p>설명: 2차오염 미생물이 단백질을 해로운 물질으로 변화시키기 때문에 우유가 상한다.</p><p>결론: 단백질이 아예 해로운 물질로 변하기 때문에 화학변화이다.</p>]]></description>
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         <pubDate>2025-03-07 01:23:20 UTC</pubDate>
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      <item>
         <title>화학변화 (30404)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355135053</link>
         <description><![CDATA[<p>현상: 깎은 사과가 갈변한다</p><p>설명: 사과의 성분이 공기 중의 산소를 만나 산화하기 때문이다. </p><p>결론: 화학변화</p>]]></description>
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         <pubDate>2025-03-07 01:23:27 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355135053</guid>
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      <item>
         <title>박종현</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355135309</link>
         <description><![CDATA[<p>계란이 익는다</p>]]></description>
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         <pubDate>2025-03-07 01:23:37 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355135309</guid>
      </item>
      <item>
         <title>화학변화(30421)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355135848</link>
         <description><![CDATA[<p>현상: 구리가 산화한다.</p><p>설명: 구리가 산화하며 색과 성질이 변한다. 따라서 물질이 바뀐다.</p><p>결론: 화학변화</p>]]></description>
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         <pubDate>2025-03-07 01:23:53 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355135848</guid>
      </item>
      <item>
         <title>물리변화 1번 30413</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355136949</link>
         <description><![CDATA[<p>현상: 분필이 부러진다</p><p>설명: 분필이 작은 분필로 나누어진다. 나누어져도 불필의 성질은 변하지 않으므로 물리변화다</p><p>결론: 물리변화</p>]]></description>
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         <pubDate>2025-03-07 01:24:27 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355136949</guid>
      </item>
      <item>
         <title>물리 변화 예 6번 (30408)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355137105</link>
         <description><![CDATA[<p>-현상: 돌이 깨진다</p><p>-설명: 돌이 깨질 때 조각나면서 모양이 달라지지만 성질이 변화는 없다</p><p>-결론: 물리 변화</p>]]></description>
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         <pubDate>2025-03-07 01:24:33 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355137105</guid>
      </item>
      <item>
         <title>물리변화 예 2번 (30403)</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355137323</link>
         <description><![CDATA[<p>현상: 소금이 물에서 녹는다</p><p>설명:소금(NaCl)이 물에 녹으면 개별적인 Na+,Cl-이온으로 화학적 결합이 깨지는 것은 아님</p>]]></description>
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         <pubDate>2025-03-07 01:24:40 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355137323</guid>
      </item>
      <item>
         <title>물리변화 예 1번 30422 임예은</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355138407</link>
         <description><![CDATA[<p>-현상: 빨래가 마른다</p><p>-설명: 빨래에 있던 액체인 물이 기체인 수증기로 기화되기 때문에 상태변화가 이루어진다</p><p>-결론: 물리변화</p>]]></description>
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         <pubDate>2025-03-07 01:25:14 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355138407</guid>
      </item>
      <item>
         <title>물리 변화 예시</title>
         <author></author>
         <link>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355139705</link>
         <description><![CDATA[<p>철사가 구부러진다</p>]]></description>
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         <pubDate>2025-03-07 01:26:01 UTC</pubDate>
         <guid>https://padlet.com/jeoilmiddleschool1/l38b6iblxr68mim2/wish/3355139705</guid>
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