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      <title>지레와 빗면을 이용한 도구(영신초4) by 강신아</title>
      <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue</link>
      <description>일상생활 속 지레와 빗면을 이용한 도구를 조사해 봅시다.</description>
      <language>en-us</language>
      <pubDate>2025-07-08 22:35:09 UTC</pubDate>
      <lastBuildDate>2025-07-08 22:43:22 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
      <image>
         <url></url>
      </image>
      <item>
         <title>①빗면 등산로를 이용하면</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011277</link>
         <description><![CDATA[<p>높을 산을 올라갈 때 더 적은 힘으로 산을 올라갈 수 있어요.</p>]]></description>
         <enclosure url="https://youtu.be/B6DGAtvWlpY?si=_TWmJ5IkP_h07dL6" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011277</guid>
      </item>
      <item>
         <title>②빗면 등산로</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011278</link>
         <description><![CDATA[<p>높을 산을 올라갈 때 더 적은 힘으로 산을 올라갈 수 있어요.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/bab5796f3f802e4c9b9fc2116c08f030/1.jpg" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011278</guid>
      </item>
      <item>
         <title>③계단 옆 경사로</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011279</link>
         <description><![CDATA[<p>계단 옆에 있는 경사로를 이용하면 휠체어도 쉽게 작은 힘으로 올라갈 수 있어요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/9yIHkIcYDII?si=I6LuVAElNC8GdOXq" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011279</guid>
      </item>
      <item>
         <title>④경사로를 이용하면</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011280</link>
         <description><![CDATA[<p>경사로를 이용하면 작은 힘으로 수레나 무거운 짐을 올릴 수 있어요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/HXDWp1kX9J4?si=a8ZNz04D_z1LAtO1" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011280</guid>
      </item>
      <item>
         <title>⑤나사못을 이용하면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011281</link>
         <description><![CDATA[<p>일반못은 맨 손으로 박으려면 큰 힘이 필요합니다. 그래서 맨 손으로 박기 어려워요. 하지만 나사못은 더 적은 힘으로 못을 박을 수가 있어요.</p>]]></description>
         <enclosure url="https://youtu.be/51R_bBNK_w0?si=dnPwN-zUEDx0y6LY" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011281</guid>
      </item>
      <item>
         <title>⑤나사에 빗면이 숨어 있다!</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011282</link>
         <description><![CDATA[<p>나사못은 빗면의 원리를 이용하여 물체를 고정하는데 사용하는 도구예요. 몸통에는 못 주변으로 나선형(빗면)으로 홈이 파여 있어서 작은 힘으로 나사를 돌려 못을 박을 수 있어요.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/8cfc321ec96446b387633b855b5764a6/3.jpg" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011282</guid>
      </item>
      <item>
         <title>⑥ 사다리차를 이용해 물건을 오르내리면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011283</link>
         <description><![CDATA[<p>물체를 높은 곳으로 옮길 때 보다 적은 힘으로 옮길 수 있다는 장점이 있어요.</p>]]></description>
         <enclosure url="https://youtu.be/IUc73KM7Bpo?si=UUkhwu1Ly-kVRyNX" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011283</guid>
      </item>
      <item>
         <title>㉠맨손으로 병뚜껑을 따려면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011285</link>
         <description><![CDATA[<p>병뚜껑을 맨손으로 따려면 많은 힘이 필요합니다.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/1d847fb7f7fa75604b60744f0a8f0a18/13_57_27.avi" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011285</guid>
      </item>
      <item>
         <title>㉠맨손으로 병뚜껑 따기</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011286</link>
         <description><![CDATA[<p>맨손으로 병뚜껑을 따려면 많은 힘이 필요하여 어려워요.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/82fabe646cd597ed48e3152ee7b29043/77.png" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011286</guid>
      </item>
      <item>
         <title>㉡손톱을 맨 손으로 자르려면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011287</link>
         <description><![CDATA[<p>손톱을 자르는데 힘이 많이 들고 손톱이 찢어진다.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/4e6edbd3eba601dd41e4c735f51a43d4/5.jpg" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011287</guid>
      </item>
      <item>
         <title>㉢내 손으로 무거운 돌을 던지면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011288</link>
         <description><![CDATA[<p>힘이 많이 들고 멀리 던지기 어려워요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/AeA--zYVTkQ?si=wDo9qrRHqnLk3ZHW" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011288</guid>
      </item>
      <item>
         <title>㉣아일렛 없이 구멍뚫고 집게를 달려면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011289</link>
         <description><![CDATA[<p>구멍을 뚫거나 집게를 고정하기 위해 망치로 쾅쾅 더 큰 힘이 필요해요.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/80377952548af0d1432e4cd24603600b/14_46_41.avi" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011289</guid>
      </item>
      <item>
         <title>㉤맨 손으로 못을 뽑으려면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011290</link>
         <description><![CDATA[<p>많은 힘이 필요하고 뽑기 쉽지 않아요.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/a88cef3fc620c63c813a8a24c1076f79/22.png" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011290</guid>
      </item>
      <item>
         <title>㉥맨손으로 물건을 자르려면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011292</link>
         <description><![CDATA[<p>더 많은 힘이 필요해요</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/28e11419c860cfa68f736a2791e4adf3/222.png" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011292</guid>
      </item>
      <item>
         <title>①빗면 등산로가 없다면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011293</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://youtube.com/shorts/W28B5tYvqVI?si=eeOLKfHfS2vv_Fln" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011293</guid>
      </item>
      <item>
         <title>②빗면 등산로가 없다면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011294</link>
         <description><![CDATA[<p>가파른 산을 오르기 힘들어요.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/02e6fcf6c0db12931dfb264ffbd5480d/2.jpg" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011294</guid>
      </item>
      <item>
         <title>③경사로가 없다면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011295</link>
         <description><![CDATA[<p>수레나 휠체어가 위로 올라가기 힘들어요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/gDLfQHEMKUA?si=MbOehOyn-wwcF63S" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011295</guid>
      </item>
      <item>
         <title>④경사로가 없다면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011296</link>
         <description><![CDATA[<p>수레나 휠체어가 위로 올라가기 힘들어요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/H1xksllcaf0?si=Pkqh5ZXjIMQJjR2-" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011296</guid>
      </item>
      <item>
         <title>⑤일자 못을 박으려면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011297</link>
         <description><![CDATA[<p>여러 번 망치질하고 큰 힘을 이용해야 못을 박을 수 있어요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/APvXj5262Yc?si=4490a0Ef8_qkKVdc" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011297</guid>
      </item>
      <item>
         <title>⑥물건을 들고 오르내리는 이사</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011298</link>
         <description><![CDATA[<p>무거운 짐을 올리거나 내릴 때 큰 힘이 필요해요.</p>]]></description>
         <enclosure url="https://youtu.be/I0DQg-ceiSI?si=mdHNFlRyMcRCiA9M" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011298</guid>
      </item>
      <item>
         <title>㉠병따개를 이용하여 병뚜껑을 따면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011299</link>
         <description><![CDATA[<p>작은 힘으로 병뚜껑을 열 수 있어요.</p>]]></description>
         <enclosure url="https://padlet-uploads-usc1.storage.googleapis.com/4052526972/b6b3c9b60183725cc031a4c3b82eeadc/14_00_47.avi" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011299</guid>
      </item>
      <item>
         <title>㉠지레의 원리를 이용한 병따개</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011300</link>
         <description><![CDATA[<p>병뚜껑 위에 놓이는 부분이 받침점 역할을 하고 병따개의 손잡이를 아래로 누르면 더 작은 힘을 이용해 훨씬 큰 힘으로 병뚜껑을 딸 수 있어요.</p>]]></description>
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         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011300</guid>
      </item>
      <item>
         <title>㉡손톱깎이</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011301</link>
         <description><![CDATA[<p>손톱을 자르는 날이 있는 부분이 받침점 역할을 하고, 손잡이를 누를 때 힘이 가해집니다. 작은 힘을 이용하여 손톱을 쉽게 자를 수 있어요. </p>]]></description>
         <enclosure url="https://youtube.com/shorts/_Hm_kv413uI?si=U6lABb41x4rfSU9_" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011301</guid>
      </item>
      <item>
         <title>㉢지레의 원리를 이용한 투석기</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011302</link>
         <description><![CDATA[<p>투석기를 이용하면 작은 힘으로 무거운 돌(물체)을 멀리 던질 수 있어요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/wEYe6VZ12mw?si=jmqLfipJN3vbI2Hc" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011302</guid>
      </item>
      <item>
         <title>㉣지레의 원리를 이용한 아일렛 집게</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011303</link>
         <description><![CDATA[<p>아일렛 집게를 이용하면 작은 힘으로 구멍을 뚫고 집게를 달 수 있어요.</p>]]></description>
         <enclosure url="https://www.youtube.com/watch?pdlt=1&amp;v=ZEj2sVLSwsQ" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011303</guid>
      </item>
      <item>
         <title>㉤장도리를 이용하여 못 뽑기</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011304</link>
         <description><![CDATA[<p>지레의 원리를 이용한 장도리를 이용하여 못을 뽑으면 작은 힘으로 못을 뽑을 수 있어요.</p>]]></description>
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         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011304</guid>
      </item>
      <item>
         <title>㉥가위로 물건을 자르면?</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011305</link>
         <description><![CDATA[<p>ㅅ가위의 가운데 축 부분이 받침점이 되고, 손잡이로 누르면 힘이 가해지며 적은 힘으로도 물체를 쉽게 자를 수 있게 해줘요.</p>]]></description>
         <enclosure url="https://youtube.com/shorts/vzRRh-f_t6Q?si=9hqk12Z5Dsqlh-Y8" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
         <guid>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011305</guid>
      </item>
      <item>
         <title>힘을 아껴! 지레의 원리</title>
         <author>ddung0140</author>
         <link>https://padlet.com/youngsincho1/juzk9wp9tpqbbmue/wish/3514011306</link>
         <description><![CDATA[<p>그 외의 다양한 지레를 알아봅시다.</p>]]></description>
         <enclosure url="https://youtu.be/rYtA3xqFQW0?si=-qDrPlXp3kmI3HRR" />
         <pubDate>2025-07-08 22:35:09 UTC</pubDate>
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