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< What is attracted to a Magnet ? > ....¾î¶²°Ô ÀÚ¼®¿¡ ²ø¸±±î?..
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You will need
bar magnet key plastic cup aluminum foil rubber duck( rubber toy) coin screwdriver paper paper clip gold ring eraser
Áý¿¡ ÀÖ´Â ¹°°ÇµéÀº ¾î´À°ÍÀ̵ç È°¿ëÇÏ½Ã¸é µÇ¿ä.. ´Ù¾çÇÒ¼ö·Ï ´õ ÁÁ¾Æ¿ä^^ ÇÏÁö¸¸ ²À ¸øó·³ ÀÚ¼®¿¡ ºÙ´Â °Í°ú Çöó½ºÆ½, °í¹«·ù·Î ºÙÁö¾Ê´Â °ÍÀÌ ÀÖ¾î¾ß ÇÏ°ÚÁÕ??¤¾¤¾
attract ¶õ ´Ü¾î¸¦ ÷ µè´Â ÈñÇØ¿¡°Ô ¼³¸íÇϱâ À§ÇØ.. She is a attractive woman ! ÇÏ¸é¼ ¸Å·ÂÀûÀÎ ¿©ÀÚ´Â ´Ù¸¥ »ç¶÷µéÀ» ²ø¾î´ç±â´Â ÈûÀÌ ÀÖ´Â ¿©ÀÚ¸¦ ¸»ÇÑ´Ù¸ç... ±×·¡¼ attractive °¡ '¸Å·ÂÀÖ´Â, ²ø¾î´ç±â´Â' À̶õ ¶æÀ̶ó°í ¸»ÇØÁÖ°í´Â ²ø·Á°¡º¸´Â ô ÇØ·¨´õ´Ï...¿ä·¸°Ô µþ·Á°¡´Â ¸ð½ÀÀ̳׿ä..
Make some predictions (¹Ì¸® ¿¹»óÇغ¸±â )
What is attracted to a magnet? Can you guess? Only certain things are attracted to a magnet. Can you classify by yourself? Yes.. ±×¸®°í´Â °£´ÜÈ÷ ºÐ·ù¸¦ Çغó׿ä.. ÀÚ...¾î¶³°Í °°À¸¼¼¿ä? Àúµµ ÀúÀÇ ¿¹»ó°ú ´Þ¶ú´ø °ÍÀÌ ÀÖ¾ú´Âµ¥.....Á¤¸» Àú ´Ù½Ã »ý°¢À» ±íÀÌÇؾßÇÒ µí...¤»¤»
Draw the chart for recording the results, (°á°úÇ¥ ±×¸®±â)
¹Ì¸® °á°úÂ÷Æ®¸¦ ±×¸®¸é¼ ´Ü¾îµµ ÀÍÈ÷°í, ½º½º·Î ½áº¸¸é¼..¹«¾ùÀÌ ºÙÀ»±î ´Ù½ÃÇѹø »ý°¢Çϵµ·Ï Ç¥¿¡ ±â·ÏÇÏ°Ô Çß¾î¿ä.. ÈñÇØ´Â ¿¼è, µ¿Àü, Ŭ¸³, ¹ÝÁö....°¡ ºÙÀ» °Å¶ó ¿¹»óÀ» Ç߰Ǹ¸.....
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O.K. Only certain things are attracted to a magnet. ¸î°¡Áö¸¸ÀÌ ÀÚ¼®¿¡ ºÙÁö Let's see what those things might be! ¾î¶² °ÍµéÀÌ ºÙÀ»Áö ¾Ë¾Æº¸ÀÚ Test item by touching it to the magnet. ÀÚ¼®¿¡ ¹°°ÇÀ» ½ÃÇèÇغÁ
1. Hold the megnet close to the key. ÀÚ¼®À» ¼Õ¿¡Áã°í, ÀÚ¼®°¡±î¿¡ ´ëºÁ 2. Ask a question ! Is the key attracted to the magnet? ¿¼è°¡ ÀÚ¼®¿¡ ºÙ´Ï? ....Yes...(´Ü¾î¸¸ ¹Ù²Ù½Ã¸é...µÇ¿ë) Can you feel the magnet pulling on the magnet? ÀÚ¼®¿¡¼ ´ç±â´Â ÈûÀÌ ´À²¸Á®? ....Yes. This invisible force is called magnetism! ¿ä ¾Èº¸ÀÌ´Â ÈûÀÌ ÀÚ·Â(ÀÚ¼º) À̶ó°í ÇØ. 3. keep them apart. ¼·Î ¶¼³»°í 4. Follow the same process for each item. °°Àº °úÁ¤À¸·Î Çϼ¼¿ä Continue testing each item.
¿ä·¸°Ô Çϳª¾¿ ´Ù ÇØÁÖ¸é µË´Ï´Ù.. Is the aluminum foil attracted to the magnet?......no. It's not attracted... Is the screwdriver attracted to the magnet?.....yes
¿¹»ó°ú ´Þ¸® µå¶óÀ̹ö´Â ºÙ¾ú°í, µ¿Àü°ú ¹ÝÁö´Â ºÙÁö ¾Ê¾Ò´ä´Ï´Ù...
´Ù½Ã ÈñÇØ¿¡°Ô °á°ú´ë·Î ºÐ·ù¸¦ Çغ¸¶ó°í Çß¾î¿ä.. ¿¼è, µå¶óÀ̹ö, Ŭ¸³¸¸ÀÌ ºÙ³×¿ä^^
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What things are attracted to the magnet? ¾î¶²°ÍµéÀÌ ÀÚ¼®¿¡ ºÙ´Ï? The key, the paper clip and screwdriver are attracted to the magnet. ¿¼è, Ŭ¸³, µå¶óÀ̹ö¿ä. Why? Do you know? I don't know..
±×·¡¼ ¿ø¸®¸¦ ¾Ë±âÀ§Çؼ ÀÌ·¸°Ô °¢ ¹°°ÇµéÀÇ Àç·á¸¦ È®ÀÎÇغþî¿ä.. What is the key made of?... ¿¼è´Â ¹«½¼ Àç·á·Î ¸¸µé¾îÁ³´Ï? What is the cup made of? This cup is made of plastic What is the coin made of?.... What is the gold ring made of? ....gold What is the paper made of?.....tree...À×?? ...¹«½¼ Á¾ÀÌ´Â Á¾ÀÌÁö Çß´õ´Ï... ¾ö¸¶! Á¾ÀÌ´Â ³ª¹«¿¡¼ ¸¸µé¾îÁöÀݾƿä...¿¡°í°í...ÇÑ ¹æ ¸Ô¾ú½À´Ï´Ù....ÄÊ!
µ¿ÀüÀº ....±¸¸® copper, ¿¼è, µå¶óÀ̹ö, Ŭ¸³Àº ....°Ã¶ steel ¹Ù´Ã....ö iron
ÀÌ·¸°Ô ¾Ë·ÁÁÖ°í´Â ÈñÇØ°¡ ºÙÀ» °Å¶ó ¿¹»óÇß´ø µ¿Àü, ¾ö¸¶ÀÇ ¹ÝÁö´Â °°Àº ±Ý¼Ó(****l)ÀÌÁö¸¸ ºÙÁö¾Ê´Â´Ù´Â °É È®½ÇÈ÷ ¾Ë°Ô µÆ´ä´Ï´Ù. ±Ý¼Ó·ù Áß¿¡¼µµ °á±¹ Steel( iron) ÀÌ ÀÚ¼®¿¡ ºÙ´Â´Ù´Â °á·ÐÀ» ³»·ÈÁö¿ä..
±×·¡¼ ¿ä·¸°Ô Á¤¸®ÇÒ °â ½áº¸°í¿ä^^ ³ª¸§ ½ÇÇè °á°úµµ ¾ò¾ú´ä´Ï´Ù.
óÀ½¿¡´Â Àå³Ã³·³ Àç¹Õ¾îÇÏ´Ù°¡ Á¡Á¡ ½ÇÇèµÚ·Î °¡¸é¼ ÁøÁöÇØ Á³´ä´Ï´Ù.. ¹º°¡ ¸ð¸£´ø »ç½ÇÀ» ¾Ë°Ô µÉ ¶§ ¾ÆÀ̵éÀÌ¶óµµ '¾Æ~~±×·¸±¸³ª! ~~' ÇÏ°í ¾Ë°Ô µÉ ¶§ ´À³¢´Â ±×·± ¸ð½ÀÀÎ°Í °°¾Æ¿ä..^^
ÀÌ·¸°Ô ¿À´Ãµµ ºÎÁ·ÇÏÁö¸¸ ÇÑ´Ü°è...Çѱ۷εµ , ¿µ¾î·Îµµ »õ·Î¿î ´Ü¾îµµ ±× ¿ø¸® ÀÚ¼®... ÀÚ¼º...magnet....magnetism ÀÚ¼ºÀ» °¡Áø ¹°Áú¸¸ÀÌ ÀÚ¼®¿¡ ²ø¸°´Ù....(¸ðµç ±Ý¼ÓÀº ¾Æ´Ï°í..ö,°Ã¶) ¿Ü¿¡µµ ¸¹ÀÌ ¹è¿î ÇÏ·ç°¡ µÆ´ä´Ï´Ù^^ |