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      <title>(5-3) 1분 측정하는 모래시계 만들기 by 미강초5학년수업</title>
      <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb</link>
      <description></description>
      <language>en-us</language>
      <pubDate>2021-09-15 23:37:19 UTC</pubDate>
      <lastBuildDate>2023-02-24 17:48:57 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
      <image>
         <url></url>
      </image>
      <item>
         <title>&lt;예시&gt;탐구내용</title>
         <author>msgb5class</author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744184313</link>
         <description><![CDATA[<div>&lt;<strong><mark>실험한 장면 동영상 올리기&gt;</mark></strong><br><br>1. 색모래: 240g (또는 00숟가락)<br>2. 연결판 구멍: 5mm<br>2. 측정된 시간: 57초</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-15 23:39:08 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744184313</guid>
      </item>
      <item>
         <title>&lt;문제점과 해결방법&gt;</title>
         <author>msgb5class</author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744184508</link>
         <description><![CDATA[<div>-문제점:&nbsp; 측정한 시간이 1분보다 짧다.&nbsp;<br>-원인: 페트병에 넣은 색모래의 양이 부족하다.<br>-해결방법: 색모래를 10g추가한다.<br>-재실험 결과: 1분<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-15 23:39:19 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744184508</guid>
      </item>
      <item>
         <title>&lt;탐구를 하면서 알게 된 점&gt;</title>
         <author>msgb5class</author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744184799</link>
         <description><![CDATA[<div>연결판 구멍의 지름이 5mm인 페트병에 모래 250g을 넣으면 1분을 측정하는 모래시계를 만들 수 있다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-15 23:39:34 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744184799</guid>
      </item>
      <item>
         <title>QR코드</title>
         <author>msgb5class</author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744185811</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-09-15 23:40:25 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1744185811</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747272227</link>
         <description><![CDATA[<div>1. 소금: 40g<br>2. 연결판 구멍: 4mm<br>3. 측정된 시간: X<br><br>문제점: 아예 내려가질 않음</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 00:40:17 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747272227</guid>
      </item>
      <item>
         <title>문제점과 해결 방법 </title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747290905</link>
         <description><![CDATA[<div>문제점: 소금이 내려가질 않음<br>원인: 구멍이 너무 작음<br>해결 방법: 구멍을 5mm로 바꾼다<br>재실험 결과: 여전히 내려가지 않음<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 00:47:59 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747290905</guid>
      </item>
      <item>
         <title>쌀로 만든 모래시계 실험</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747310852</link>
         <description><![CDATA[<div>1. 쌀알, 10g<br>2. 연결판 구멍: 7mm<br>3. 측정 시간: 3분 34초 (실패)<br><br>실패한 이유:<br>쌀알은 길쭉하고 크기가 모래에 비해 굵다.<br>그리고 연결판 구멍이 작았고 콜라병은 말려도 씻어도 약간의 설탕이 남아있어 끈적거리기 때문에 실패한 것이다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 00:56:32 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747310852</guid>
      </item>
      <item>
         <title>32번 박기범 실험땐 58초였지만 멈추는게 있어 지금은 너무 빠름</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747317235</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1349473688/e8e37ba730822698b2845bd674dd4538/20210917_100156.mp4" />
         <pubDate>2021-09-17 00:59:07 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747317235</guid>
      </item>
      <item>
         <title>문제점과 해결 방법 2</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747317531</link>
         <description><![CDATA[<div>문제점: 소금이 내려가지 않음<br>원인: 구멍이 작음<br>해결 방법: 연결판 구멍을 6mm로 바꾼다<br>재실험 결과: 여전히 안 들어감<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 00:59:14 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747317531</guid>
      </item>
      <item>
         <title>모래시계 </title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747321038</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-09-17 01:00:24 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747321038</guid>
      </item>
      <item>
         <title>탐구 내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747324757</link>
         <description><![CDATA[<div>1,설탕 6큰술<br>2,연결판 구멍 9mm<br>3 측정 시간 40초</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:01:57 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747324757</guid>
      </item>
      <item>
         <title>&lt;탐구내용&gt;</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747328953</link>
         <description><![CDATA[<div>1. 설탕 (6숟가락)<br>2.연결 구멍 10mm , 6mm<br>3.측정된 시간:❌</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:03:44 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747328953</guid>
      </item>
      <item>
         <title>때려침 (실패 영상 포함)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747329354</link>
         <description><![CDATA[<div>내가 알게된 것: 소금은 4,5,6mm 중에 어떤 구멍에도 들어가지 않는다<br>느낀 점: 그냥 문구점에서 사는게 페트병 2개보다 훨씬 더 쌀 듯<br>결론: 그냥 사서 쓰자<br><br></div>]]></description>
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         <pubDate>2021-09-17 01:03:55 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747329354</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747329633</link>
         <description><![CDATA[<div>1.베이킹 소다:5스푼<br>2.연결판 구멍:9mm<br>3.측정된 시간:없음.<br><br>[문제점과 해결방법]<br>-문제점:패트병 안에 있는 가루가 내려가질 않는다.<br>-원인:베이킹 소다의 입자가 너무 작아서 서로엉킨다.그래서 불규칙 하게 떨어진다.<br>-해결 방법: 베이킹 소다는 모래시계의 모래 역할을 할수가 없다. 앞으로는 다른 재료의 가루를 사용해야한다.<br>{실험후 느낌}:비록 실험애 실패했지만 좋은 경험 이였다. 하지만 떨어진 베이킹 보다가 조금 아깝다.</div>]]></description>
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         <pubDate>2021-09-17 01:04:03 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747329633</guid>
      </item>
      <item>
         <title>해결 방법</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747332861</link>
         <description><![CDATA[<div>문제점:설탕이 너무 빨리 내려감<br>원인: 구멍크기<br>&nbsp;해결방법: 구멍을 7mm 바꿈<br>  제실험 : 이번엔 않내려감</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:05:25 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747332861</guid>
      </item>
      <item>
         <title>&lt;문제점과 해결방법&gt;</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747334927</link>
         <description><![CDATA[<div>실패한 이유: 병에 물기가 있어 설탕말고 다른걸 넣어도 내려가지 않는다.<br><br></div>]]></description>
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         <pubDate>2021-09-17 01:06:17 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747334927</guid>
      </item>
      <item>
         <title>문제점</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747338712</link>
         <description><![CDATA[<div>문제점 멈추고 어떨땐 빨리내려감<br>해결 방법 손으로 눌러주며 밑으로가게 하고 빠르면잠시 들면 됀다<br>다른 방법 테이프를 잘 고정하고 구멍크기를 조금만 줄인다<br>재시험 조금 괜찮아짐</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:07:52 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747338712</guid>
      </item>
      <item>
         <title>06번 김현서(대성공)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747339709</link>
         <description><![CDATA[<div>240g을 넣었다</div><div>재료: 강황쌀 기장 찹쌀<br>58초로 대성공!!</div>]]></description>
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         <pubDate>2021-09-17 01:08:16 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747339709</guid>
      </item>
      <item>
         <title>탐구내용 </title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747340408</link>
         <description><![CDATA[<div>1.색모래=100g<br>2.구멍 크기=5mm<br>3.측정된 시간 약1분</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:08:31 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747340408</guid>
      </item>
      <item>
         <title>재료</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747342221</link>
         <description><![CDATA[<div>쌀5그릇<br>테이프<br>페트병2개<br>필라멘트</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:09:12 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747342221</guid>
      </item>
      <item>
         <title>소금으로 만든 모래시계 실험                    (1차)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747343516</link>
         <description><![CDATA[<div>소금 93g (12숟가락)<br>연결판 구멍: 5mm<br>측정시간 57초 (성공)<br><br></div>]]></description>
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         <pubDate>2021-09-17 01:09:45 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747343516</guid>
      </item>
      <item>
         <title>측정시간</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747346368</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-09-17 01:10:52 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747346368</guid>
      </item>
      <item>
         <title>문제점</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747347141</link>
         <description><![CDATA[<div>1번째로 만들었을때 구멍크기가 너무 커서 1분을 만들지 못했다<br>원인 색모래가 부족했고,구멍크기가 작았다<br>재실험&nbsp;<br>구멍크기 5mm<br>색모래 100g</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:11:11 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747347141</guid>
      </item>
      <item>
         <title>41번 이지후 </title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747348666</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1059267122/8c996a038cf786a561909aac01f9dbd8/20210917_101001.mp4" />
         <pubDate>2021-09-17 01:11:49 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747348666</guid>
      </item>
      <item>
         <title>문제점과 해결 방법</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747349478</link>
         <description><![CDATA[<div>-문제점:측정시간이 1분보다 짧다.<br>-원인:페트병에 넣은 소금의 양이 부족하다<br>- 해결 방법: 소금 4g을 더 넣는다.<br>-결과:1분이 된다~!<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:12:08 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747349478</guid>
      </item>
      <item>
         <title>실패이유</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747351009</link>
         <description><![CDATA[<div>쌀의 크기가 불규칙하고 길기때문에 쌀이 어느방향에<br>있냐에 따라서 측정시간이 바뀌기 때문이다.<br>ˏ₍•ɞ•₎ˎˎ₍•ʚ•₎ˏ</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:12:45 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747351009</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747351354</link>
         <description><![CDATA[<blockquote>1.재료:설탕(5숟가락)</blockquote><div>연결구멍:13mm<br>측정된 시간×<br>문제점:페트병에 남아있는 물기로 설탕이 붙는다,설탕이 구멍에서 나오지 않는다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:12:53 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747351354</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747351830</link>
         <description><![CDATA[<div>1.쌀 13숟가락<br>2.연결판 구멍: 13mm<br>3.측정된 시간: 13초<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:13:05 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747351830</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747352632</link>
         <description><![CDATA[<div>-요거트파우더<br>-8mm<br>-재는 도중 멈춤<br><br>문제점과 해결 방법<br>-문재점:요거트파우더가 내려가지 않는다<br>-해결방법:구멍의 크기를 줄인다<br>-원인:구멍의 크기</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:13:25 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747352632</guid>
      </item>
      <item>
         <title>탐구를 하면서 알게된점</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747353760</link>
         <description><![CDATA[<div>구멍크기 5mm로하고 모래를 100g를 넣었더니 1분 모래시계를 만들수있다는걸 알았다!(대성공)</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:13:52 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747353760</guid>
      </item>
      <item>
         <title>15번 홍지유 (실패)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747354385</link>
         <description><![CDATA[<div>1. 기장 - 40g<br>2.연결판 구멍 - 9mm<br>3.측정된 시간 - 약 20초<br><br>문제점<br>약통으로 했더니 모래시계처럼 연결판과 닿는 부분이 오목하지 않아 실패했다.<br><br>탐구를 하며 알게 된 점<br>끝이 오목한 페트병으로 해야겠다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:14:05 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747354385</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747355140</link>
         <description><![CDATA[<div>1.설탕 &nbsp; 35숟가락<br>2. 5mm<br>3.측정된 시간:❌</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:14:23 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747355140</guid>
      </item>
      <item>
         <title>15번 홍지유 (동영상)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747357145</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1205190195/01fe3f115ebede988969c9cfc9ef2b0c/20210917_100806.mp4" />
         <pubDate>2021-09-17 01:15:13 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747357145</guid>
      </item>
      <item>
         <title>문제점과 해결방법</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747361547</link>
         <description><![CDATA[<div>문제점<br>-내려가지 않고 멈춰서 안움직임<br>-연결판을 제대로 고정하지 못함<br>해결방법<br>-연결판 구멍을 크게 한다<br>- 연결판을 더 단단히 고정한다<br>재실험 결과<br>-연결판 부위는 단단하게 고정되었지만<br>구멍을 크게 했음에도 내려가지 않는다<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:16:58 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747361547</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747362211</link>
         <description><![CDATA[<div>1.설탕 14숟가락<br>2.10mm<br>3.측정된 시간:18초<br>4.실패이유:가루물질 부족</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:17:14 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747362211</guid>
      </item>
      <item>
         <title>문제점과 해결 방법</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747363414</link>
         <description><![CDATA[<div>문제점: 축정한 시간이 1분보다 짧다.<br>원인: 쌀의 모양이 불규칙이여서 시간이 잴 때 마다 다르게 나온다.<br>해결방법:쌀을 15숟가락 더 추가한다.<br>다시 측정한 결과 :32초</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:17:43 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747363414</guid>
      </item>
      <item>
         <title>&lt;문제점과 해결방법&gt;</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747363528</link>
         <description><![CDATA[<div>문제점:페트병에 물기가 남아있고 설탕 큰 덩어리가 있었기 때문이다<br>해결 방법:페트병에 물기를 없애고 큰 구멍으로 해야겠다</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:17:46 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747363528</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747364487</link>
         <description><![CDATA[<div>찹쌀 300g<br>연결판 구멍:11mm+@<br>측정된 시간:0초<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:18:07 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747364487</guid>
      </item>
      <item>
         <title>알게 된 내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747365783</link>
         <description><![CDATA[<div>모래시계를&nbsp;만들 때 쌀은 적합하지 않은 것 같다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:18:37 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747365783</guid>
      </item>
      <item>
         <title>동영상</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747370117</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1059267310/42da23f36de7829988184ddc04308ac2/20210917_101921.mp4" />
         <pubDate>2021-09-17 01:20:13 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747370117</guid>
      </item>
      <item>
         <title>탐구내용 1분 50초</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747375047</link>
         <description><![CDATA[<div>설탕 200g<br>연결판 구멍 5mm<br>측정시간 1분 50초</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:22:04 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747375047</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747376457</link>
         <description><![CDATA[<div>연결판구멍10mm<br>측정시간2분<br><br><br><br>깨가너무 커서 안내려감&nbsp;<br>연결판구멍을 크게한다</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:22:37 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747376457</guid>
      </item>
      <item>
         <title>1차~4차실험</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747378781</link>
         <description><![CDATA[<div>연결판 구멍의 크기를 계속 바꾸고 설탕의 양도 추가했다.<br>3차 실험때 구멍의 크기를 4mm로 하니까 잘 내려가지 않는 모습도 보였다. <br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:23:31 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747378781</guid>
      </item>
      <item>
         <title>문제점과 해결방법</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747384767</link>
         <description><![CDATA[<div>문제점: 쌀로 했는데 잘 안 내려 갔다.<br>해결방법: 쌀 말고 설탕으로 했딘</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:25:55 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747384767</guid>
      </item>
      <item>
         <title>알게 된 내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747387035</link>
         <description><![CDATA[<div>모래시계를 만들때는 쌀로 하면 안 되는 것 같다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:26:48 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747387035</guid>
      </item>
      <item>
         <title>5차실험 (성공)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747388147</link>
         <description><![CDATA[<div>구멍의 크기:5mm<br>설탕의 양:12숟갈<br>기록:52~55초<br>약간 잴때마다 1~3초 정도 기록에 차이가 있지만 50초는 넘는다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:27:14 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747388147</guid>
      </item>
      <item>
         <title>소금으로 만든 모래시계 실험 1분 (대성공)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747388488</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1268813886/a4a1c989738ebeba47687ba0ac87f7e6/1QNS_EOTJDRND.mp4" />
         <pubDate>2021-09-17 01:27:21 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747388488</guid>
      </item>
      <item>
         <title>설탕으로 만든 모래시계(실패)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747392016</link>
         <description><![CDATA[<div>설탕:20숟가락<br>구멍의 크기:7mm<br>측정 시간:10초(나머지는 툭툭 쳐야 내려와서 뺌)<br>실패한 이유:설탕이다보니까 잘 안내려 오는것 같다(하지만 툭툭 치면 잘내려옴)</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:28:39 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747392016</guid>
      </item>
      <item>
         <title>모래시계 만들기</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747395576</link>
         <description><![CDATA[<div>탐구 내용<br>1. 허브솔트 25g<br>2.구멍지름 5mm<br>3.측정된 시간: 약 30초(26)<br>문제점과 해결 방법<br>처음에는 차조로 했더니 잘 않됐지만, 찹쌀가루를 거쳐 허브솔트로 했더니 드디어 내려갔다. 양이 부족해서 1분이 되지는 못했다.</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1059267304/19465f889ce9c244073c1f20a5cf67ea/__30_______.webm" />
         <pubDate>2021-09-17 01:29:50 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747395576</guid>
      </item>
      <item>
         <title>실패!</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747396342</link>
         <description><![CDATA[<div>탐구내용<br>1. 쌀, 8숟가락<br>2. 13mm<br>3. 측정된 시간 4초<br><br><br>문제점과 해결방법<br>문제점: 측정시간이 4초다.<br>원인: 쌀의 생김새<br>해결방법: 내용물을 바꾼다.<br>재실험 결과: 안 함</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1351342204/2490c1c9c6f6dce24585e2724444119d/20210917_102728.mp4" />
         <pubDate>2021-09-17 01:30:07 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747396342</guid>
      </item>
      <item>
         <title>실험을 하며 알게된점</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747398602</link>
         <description><![CDATA[<div>연결판&nbsp;구멍의 지름이 5mm인 페트병에 소금 97g넣으면 1분을 측정하는 모래시계를 만들 수있다.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:31:00 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747398602</guid>
      </item>
      <item>
         <title>36번 오세훈</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747399347</link>
         <description><![CDATA[<div>탐구 내용<br>1.쌀 5`6큰술<br>2.연결판 구멍 9~11mm<br>3.측정시간 약 4초<br>해결방법<br>구멍이 너무 커 쌀이 빨리 내려가 구멍의 크기를 좁힌다.<br>연결판 사이는 단단하게 안부러지게 고정한다<br>구멍을 작게해도 잘 안되면 더 작게 한다.</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1193663693/6b6065376e5e1c7c6c1be2735042f4d4/20210917_102944.mp4" />
         <pubDate>2021-09-17 01:31:16 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747399347</guid>
      </item>
      <item>
         <title>&lt;알게된 점&gt;</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747401826</link>
         <description><![CDATA[<div>설탕에 큰 설탕 덩어리가 있어서 실험에 실패한것 같다</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-09-17 01:32:14 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747401826</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747423829</link>
         <description><![CDATA[<div>*설탕 15숫가락<br>* 연결판구멍: 7mm<br>* 손으로 중간중간 쳐야내려감<br>* 55초로성공</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1075705036/d09065b9eebd925cdb55435b3818d064/20210917_103610.mp4" />
         <pubDate>2021-09-17 01:41:03 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747423829</guid>
      </item>
      <item>
         <title>04번김예나</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747433790</link>
         <description><![CDATA[<div>탐구내용<br>1색모래 :84그램<br>2 구멍 크기:4mm<br>3측정시간 :53초<br><br>문제점:시간이 60초보다 작음<br>개선할점 :모래를 더 넣는다<br><br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1273458514/b6905efa55c4226a96bf88670eee0a0d/VID_20210917_100732.mp4" />
         <pubDate>2021-09-17 01:45:03 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747433790</guid>
      </item>
      <item>
         <title>실패 (ㅠㅡㅠ)</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747436097</link>
         <description><![CDATA[<div>실패한 이유:<br>(1)통에 물기가 있었음<br>(2)테이프를 단단히 안 붙임<br>(3)ㅜㅜ<br><br>(너무 창피해서 영상은 못 올림)<br><br></div>]]></description>
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         <pubDate>2021-09-17 01:45:56 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747436097</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747436255</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-09-17 01:45:59 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747436255</guid>
      </item>
      <item>
         <title>        탐구내용                                                                                                                          </title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747437241</link>
         <description><![CDATA[<div>설탕 300G<br>연결판 구멍 5mm<br>측정된 시간:2분 50초</div>]]></description>
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         <pubDate>2021-09-17 01:46:22 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747437241</guid>
      </item>
      <item>
         <title>문제해결</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747438885</link>
         <description><![CDATA[<div>물기가있어&nbsp;설탕이 다 달라 붙었다.</div>]]></description>
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         <pubDate>2021-09-17 01:46:58 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747438885</guid>
      </item>
      <item>
         <title>탐구 실패</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747551215</link>
         <description><![CDATA[<div>연결판 8mm<br>곡식이 쌀로 해서 바꿔야한다고 생각</div>]]></description>
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         <pubDate>2021-09-17 02:30:26 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747551215</guid>
      </item>
      <item>
         <title>탐구내용</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747634126</link>
         <description><![CDATA[<div>1.색모래:100g<br>2.연결판 구멍:5mm<br>3.측정된 시간:약 55초</div>]]></description>
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         <pubDate>2021-09-17 03:04:20 UTC</pubDate>
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      </item>
      <item>
         <title>문제점과 해결방법</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747646471</link>
         <description><![CDATA[<div>문제점:모래가 페트병으로 잘 떨어지다가 갑자기 멈췄다.<br>원인:연결판 구멍이 너무 작다.<br>해결방법:연결판 구멍을 넓힌다.</div>]]></description>
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         <pubDate>2021-09-17 03:09:35 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747646471</guid>
      </item>
      <item>
         <title>알게 된 점</title>
         <author></author>
         <link>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747654310</link>
         <description><![CDATA[<div>모래가 다 떨어지면 1분이 되는 모래시계는 만들기가 어려운것 같다.</div>]]></description>
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         <pubDate>2021-09-17 03:12:41 UTC</pubDate>
         <guid>https://padlet.com/msgb5class/lrp2dvq4oagh2xtb/wish/1747654310</guid>
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