£¨1£©ÓÃÌìƽºÍË®²â¶¨Ò»¸ö¿Õ²£Á§Æ¿ÈÝ»ýµÄʵÑéÈçÏ£º
A¡¢ÓÃÌìƽ³ÆÁ¿×°ÂúË®µÄÆ¿ºÍË®µÄ×ÜÖÊÁ¿Îª300g£»
B¡¢ÓÃÌìƽ³ÆÁ¿¿ÕÆ¿µÄÖÊÁ¿Îª100g£»
C¡¢ÀûÓÃË®µÄÃܶȣ¬Çó³öÆ¿µÄÈÝ»ý£»
D¡¢µ÷½ÚÌìƽºáÁºÁ½¶ËµÄƽºâÂÝĸ£¬Ê¹Ììƽƽºâ£»
E¡¢°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬²¢ÇÒ
ÓÎÂë·Åµ½Áã¿Ì¶ÈÏß´¦
ÓÎÂë·Åµ½Áã¿Ì¶ÈÏß´¦
£®
Ç뽫²½ÖèEÖÐËùȱÉÙµÄÄÚÈݲ¹³äÍêÕû£®½«ÒÔÉϸ÷ÏîµÄÓ¢ÎÄ×Öĸ´úºÅ°´ÊµÑéµÄºÏÀí˳ÐòÌîдÔÚºáÏßÉÏ
EDBAC
EDBAC
£®
£¨2£©ÓÃÉÏÃæµÄ¿Õ²£Á§Æ¿²âÁ¿Ä³ÖÖÒºÌåµÄÃܶÈʱ£¬ÔÚ²£Á§Æ¿ÄÚ×°Âú¸ÃÒºÌ壬ÓÃÌìƽ³ÆµÃ¸ÃÒºÌåºÍÆ¿×ÜÖÊÁ¿Îª340g£®ÕâÖÖÒºÌåµÄÃܶÈÊÇ
1.2¡Á103
1.2¡Á103
kg/m3£®
·ÖÎö£º£¨1£©Ììƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬ÏÈʹÓÎÂë¹é0£¬·ñÔòÌìƽÓÀÔ¶ÎÞ·¨µ÷ƽ£¬È»ºóÔÙµ÷½ÚÌìƽºáÁºÁ½¶ËµÄƽºâÂÝĸ£¬Ê¹Ììƽƽºâ£¬ÏȲâ³ö¿ÕÆ¿×ÓµÄÖÊÁ¿£¬ÔÙ²â³ö×°ÂúË®ºóÆ¿ºÍË®µÄ×ÜÖÊÁ¿£¬Çó³öË®µÄÖÊÁ¿£¬¸ù¾ÝÃܶȹ«Ê½Çó³öË®µÄÌå»ý£¬Ë®µÄÌå»ýµÈÓÚÆ¿×ÓµÄÈÝ»ý£®
£¨2£©ÒºÌåºÍÆ¿×ÜÖÊÁ¿¼õȥƿ×ÓµÄÖÊÁ¿£¬¾ÍÊÇÒºÌåµÄÖÊÁ¿£¬¸ù¾Ý¹«Ê½¦Ñ=
m
V
Çó³öÒºÌåµÄÃܶȣ®
½â´ð£º½â£º£¨1£©°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬²¢ÇÒÓÎÂë·Åµ½Áã¿Ì¶ÈÏß´¦£¬Ììƽµ÷ƽ£¬ÏȲâ¿ÕÆ¿×ÓµÄÖÊÁ¿mÆ¿£¬ÔÙ²âÆ¿×ÓºÍË®µÄÖÊÁ¿m£¬Çó³öË®µÄÖÊÁ¿mË®£¬
Ë®µÄÖÊÁ¿ÎªmË®=m-mÆ¿=300g-100g=200g£¬
ÔÙÇó³öÆ¿×ÓµÄÈÝ»ýV=
mË®
¦ÑË®
=
200g
1g/cm3
=200cm3£¬
²âÁ¿Ê±ºÏÀíµÄ˳Ðò¾ÍÊÇEDBAC£®
£¨2£©ÒºÌåµÄÖÊÁ¿m1=m×Ü-mÆ¿=340g-100g=240g£¬
ÒºÌåµÄÃܶȦÑ=
m1
V
=
240g
200cm3
=1.2g/cm3=1.2¡Á103kg/m3£®
¹Ê´ð°¸Îª£ºÓÎÂë·Åµ½Áã¿Ì¶ÈÏß´¦£»EDBAC£»1.2¡Á103£®
µãÆÀ£º±¾Ì⿼²éÖÊÁ¿¡¢Ìå»ý¡¢ÃܶȵļÆË㣬¹Ø¼üÊǹ«Ê½¼°Æä±äÐεÄÁé»îÔËÓã¬ÄѵãÊÇÖªµÀ²âÁ¿Æ¿×ÓÈÝ»ýµÄ²½ÖèºÍÇ°ºó±£³Ö²»±äµÄÁ¿£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍø£¨1£©ÓÃÌìƽºÍË®²â¶¨Ò»¸ö¿Õ²£Á§Æ¿ÈÝ»ýµÄʵÑéÈçÏ£º
A£®ÓÃÌìƽ³ÆÁ¿×°ÂúË®µÄÆ¿ºÍË®µÄ×ÜÖÊÁ¿Îª300g£»
B£®ÓÃÌìƽ³ÆÁ¿¿ÕÆ¿µÄÖÊÁ¿Îª100g£»
C£®ÀûÓÃË®µÄÃܶȣ¬Çó³öÆ¿µÄÈÝ»ý£»
D£®µ÷½ÚÌìƽºáÁºÁ½¶ËµÄƽºâÂÝĸ£¬Ê¹Ììƽƽºâ£»
E£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬²¢ÇÒ
 
£®
Ç뽫²½ÖèEÖÐËùȱÉÙµÄÄÚÈݲ¹³äÍêÕû£®½«ÒÔÉϸ÷ÏîµÄÓ¢ÎÄ×Öĸ´úºÅ°´ÊµÑéµÄºÏÀí˳ÐòÌîдÔÚºáÏßÉÏ
 
£®
£¨2£©ÓÃÉÏÃæµÄ¿Õ²£Á§Æ¿²âÁ¿Ä³ÖÖÒºÌåµÄÃܶÈʱ£¬ÔÚ²£Á§Æ¿ÄÚ×°Âú¸ÃÒºÌ壬ÓÃÌìƽ³ÆµÃ¸ÃÒºÌåºÍÆ¿×ÜÖÊÁ¿Îª340g£®ÕâÖÖÒºÌåµÄÃܶÈÊÇ
 
kg/m3£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍø£¨1£©ÓÃÌìƽºÍË®²â¶¨Ò»¸ö¿Õ²£Á§Æ¿£¨ÈçͼËùʾ£©ÈÝ»ýµÄʵÑéÈçÏ£º
A£®ÓÃÌìƽ³ÆÁ¿×°ÂúË®µÄÆ¿ºÍË®µÄ×ÜÖÊÁ¿Îª300g£»
B£®ÓÃÌìƽ³ÆÁ¿¿ÕÆ¿µÄÖÊÁ¿Îª100g£»
C£®ÀûÓÃË®µÄÃܶȣ¬Çó³öÆ¿µÄÈÝ»ý£»
D£®µ÷½ÚÌìƽºáÁºÁ½¶ËµÄƽºâÂÝĸ£¬Ê¹Ììƽƽºâ£»
E£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬²¢ÇÒ
 
£®
Ç뽫²½ÖèEÖÐËùȱÉÙµÄÄÚÈݲ¹³äÍêÕû£®½«ÒÔÉϸ÷ÏîµÄÓ¢ÎÄ×Öĸ´úºÅ°´ÊµÑéµÄºÏÀí˳ÐòÌîдÔÚºáÏßÉÏ
 
£®
£¨2£©ÓÃÉÏÃæµÄ¿Õ²£Á§Æ¿²âÁ¿Ä³ÖÖÒºÌåµÄÃܶÈʱ£¬ÔÚ²£Á§Æ¿ÄÚ×°Âú¸ÃÒºÌ壬ÓÃÌìƽ³ÆµÃ¸ÃÒºÌåºÍÆ¿×ÜÖÊÁ¿Îª340g£®ÕâÖÖÒºÌåµÄÃܶÈÊÇ
 
kg/m3£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º½â´ðÌâ

£¨1£©ÓÃÌìƽºÍË®²â¶¨Ò»¸ö¿Õ²£Á§Æ¿ÈÝ»ýµÄʵÑéÈçÏ£º
A£®ÓÃÌìƽ³ÆÁ¿×°ÂúË®µÄÆ¿ºÍË®µÄ×ÜÖÊÁ¿Îª300g£»
B£®ÓÃÌìƽ³ÆÁ¿¿ÕÆ¿µÄÖÊÁ¿Îª100g£»
C£®ÀûÓÃË®µÄÃܶȣ¬Çó³öÆ¿µÄÈÝ»ý£»
D£®µ÷½ÚÌìƽºáÁºÁ½¶ËµÄƽºâÂÝĸ£¬Ê¹Ììƽƽºâ£»
E£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬²¢ÇÒ________£®
Ç뽫²½ÖèEÖÐËùȱÉÙµÄÄÚÈݲ¹³äÍêÕû£®½«ÒÔÉϸ÷ÏîµÄÓ¢ÎÄ×Öĸ´úºÅ°´ÊµÑéµÄºÏÀí˳ÐòÌîдÔÚºáÏßÉÏ________£®
£¨2£©ÓÃÉÏÃæµÄ¿Õ²£Á§Æ¿²âÁ¿Ä³ÖÖÒºÌåµÄÃܶÈʱ£¬ÔÚ²£Á§Æ¿ÄÚ×°Âú¸ÃÒºÌ壬ÓÃÌìƽ³ÆµÃ¸ÃÒºÌåºÍÆ¿×ÜÖÊÁ¿Îª340g£®ÕâÖÖÒºÌåµÄÃܶÈÊÇ________kg/m3£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2010Äêн®ÎÚ³ľÆëÊÐÖп¼ÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

£¨1£©ÓÃÌìƽºÍË®²â¶¨Ò»¸ö¿Õ²£Á§Æ¿ÈÝ»ýµÄʵÑéÈçÏ£º
A£®ÓÃÌìƽ³ÆÁ¿×°ÂúË®µÄÆ¿ºÍË®µÄ×ÜÖÊÁ¿Îª300g£»
B£®ÓÃÌìƽ³ÆÁ¿¿ÕÆ¿µÄÖÊÁ¿Îª100g£»
C£®ÀûÓÃË®µÄÃܶȣ¬Çó³öÆ¿µÄÈÝ»ý£»
D£®µ÷½ÚÌìƽºáÁºÁ½¶ËµÄƽºâÂÝĸ£¬Ê¹Ììƽƽºâ£»
E£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬²¢ÇÒ______£®
Ç뽫²½ÖèEÖÐËùȱÉÙµÄÄÚÈݲ¹³äÍêÕû£®½«ÒÔÉϸ÷ÏîµÄÓ¢ÎÄ×Öĸ´úºÅ°´ÊµÑéµÄºÏÀí˳ÐòÌîдÔÚºáÏßÉÏ______£®
£¨2£©ÓÃÉÏÃæµÄ¿Õ²£Á§Æ¿²âÁ¿Ä³ÖÖÒºÌåµÄÃܶÈʱ£¬ÔÚ²£Á§Æ¿ÄÚ×°Âú¸ÃÒºÌ壬ÓÃÌìƽ³ÆµÃ¸ÃÒºÌåºÍÆ¿×ÜÖÊÁ¿Îª340g£®ÕâÖÖÒºÌåµÄÃܶÈÊÇ______kg/m3£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸