ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿À¼À¼¼ÒÓÐÁ½¿Å×æ´«µÄºÍÌïÓñʯ£¨ÃܶÈΪ3¡Á103kg/m3£©£¬´óСÍêÈ«Ïàͬ¡£Ñ§Ï°ÁËÖÊÁ¿ÃܶÈ֪ʶ£¬À¼À¼½øÐÐÁË̽¾¿¡£½«Óñʯ·Ö±ð·ÅÔÚÒѾµ÷ºÃµÄÍÐÅÌÌìƽµÄ×óÓÒÅÌÉÏ£¬Ôö¼ÓíÀÂë²¢Òƶ¯ÓÎÂ룬ֱµ½Ììƽƽºâ£¬íÀÂëºÍÓÎÂëλÖÃÈçͼËùʾ¡£
£¨1£©ÈôÖ»ÓÐÒ»¸öÊÇʵÐĵģ¬Ôò______£¨Ñ¡Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©ÊÇ¿ÕÐĵģ»
£¨2£©¿ÕÐÄÓñʯµÄ¿ÕÐIJ¿·ÖÌå»ýÓжàÉÙcm3£¿
£¨3£©Èô²âµÃ¸ÃÓñʯµÄÖÊÁ¿Îª105g£¬½«¿ÕÐIJ¿·Ö×¢ÂúË®£¬ÓñʯµÄ×ÜÖÊÁ¿ÊǶàÉÙg£¿
¡¾´ð°¸¡¿£¨1£©ÒÒ£¨2£©9cm3£¨3£©114g
¡¾½âÎö¡¿
(1)ÓÉÌâͼ¿ÉÖª£º
£»
˵Ã÷¼×µÄÖÊÁ¿´óÓÚÒÒµÄÖÊÁ¿£»ÓÉÌâÒâ¿ÉÖª¼×ÒÒ´óСÍêÈ«Ïàͬ¡¢ÃܶÈÏàͬ£¬ËùÒÔ¿ÉÒÔÅжϿÕÐĵÄÊÇÒÒ£»
(2)ÓÉÌâͼ¿ÉÖª£¬íÀÂëºÍÓÎÂëµÄÖÊÁ¿ÊÇ27g£¬Óɵ㬿ÕÐÄÓñʯµÄ¿ÕÐIJ¿·ÖÌå»ýÊÇ£º
£»
(3)Óɵ㬿ÕÐIJ¿·Ö×¢ÂúË®£¬Ë®µÄÖÊÁ¿£º
£»
ÓñʯµÄ×ÜÖÊÁ¿£º
¡£
´ð£º(1)ÈôÖ»ÓÐÒ»¸öÊÇʵÐĵģ¬ÔòÒÒÊÇ¿ÕÐĵģ»
(2)¿ÕÐÄÓñʯµÄ¿ÕÐIJ¿·ÖÌå»ýÓÐ9cm3£»
(3)Èô²âµÃ¸ÃÓñʯµÄÖÊÁ¿Îª105g£¬½«¿ÕÐIJ¿·Ö×¢ÂúË®£¬ÓñʯµÄ×ÜÖÊÁ¿ÊÇ114g¡£