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³Ê¹«³ª ½¬¿î ½ÇÇèÀÌÁö¿ä? ¾Æ´Ï À̰͵µ ½ÇÇèÀ̶ó°í???? ÇÏÁö¸¸ ³ì´Â °Í°ú ³ìÁö ¾Ê´Â°Í ³ìÀº °ÍÀ» ´Ù½Ã ºÐ¸®ÇÏ´Â °Í¿¡ ´ëÇÑ ¿ø¸®¸¦ ±ú¿ìÃÄÁÙ¼ö ÀÖ´Â ÁÁÀº ½ÇÇèÀ̶ó°í »ý°¢ÇÕ´Ï´Ù. Áغñ¹°: ¼Ò±Ý,¹°, ±×¸© °úÁ¤: 1. ¹°¿¡ ¼Ò±ÝÀ» ³ìÀÌ¸ç ¼Ò±ÝÀÌ »ç¶óÁö´Â °ÍÀ» °üÂûÇÑ´Ù. 2. ¼Ò±Ý¹°À» ºÒ¿¡ ²úÀδÙ. 3. ¹°ÀÌ Áõ¹ßÇϸ鼭 ¼Ò±ÝÀÌ ÇϾé°Ô ³ª¿À´Â °ÍÀ» °üÂûÇÑ´Ù. Sua, Do you know how we can get salt? Yes, As you know sea water is salty. When the sea water is evaporated we can get salt. Salt that is produced by the evaporation of sea water contains other elements Let¡¯s do it right now.. Put some salt into water and stir it. what happened? It disappeared, where did it go? Don¡¯t worry. Salt dissolves in water. It means salt is still in the water. it is just invisible now.. but how can we get salt again? Evaporation!! Good idea!! let¡¯s boil away. Look! It appeared! ¿äÁò¿¡´Â ³¯ÀÌ ´õ¿ì´Ï ¹Û¿¡ ³» ³õ°í Áõ¹ßÇÏ´Â °ÍÀ» º¸´Â °Íµµ ÁÁÀ» °Í °°³×¿ä.

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