ÕŸÕͬѧÔÚʵÑéÊÒÀïÓÃÍÐÅÌÌìƽºÍÁ¿Í²²âijÖÖ¿óʯµÄÃܶȣ®²ÉÈ¡ÁËÈçϵÄʵÑé²Ù×÷£º
A£®½«¿óʯÓÃϸÏßϵºÃºóÂýÂýµØ·ÅÈëÁ¿Í²Öв¢¼ÇÏÂ×ܵÄÌå»ý£»
B£®°ÑÓÎÂë·ÅÔÚ±ê³ßµÄÁã¿Ì¶ÈÏß´¦£¬µ÷½ÚºáÁºÉϵÄÂÝĸ£¬Ê¹ºáÁºÆ½ºâ£»
C£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£»
D£®½«¿óʯ·ÅÔÚ×óÅÌÖУ®½«íÀÂë·ÅÔÚÓÒÅÌÖв¢Òƶ¯ÓÎÂëÖ±ÖÁºáÁºÆ½ºâ£»
E£¬ÔÚÁ¿Í²Öе¹ÈëÒ»¶¨Á¿µÄË®²¢¼ÇÏÂË®µÄÌå»ý£®
£¨1£©ÕýÈ·µÄʵÑé²Ù×÷˳ÐòÊÇ ______£¨Ö»Ìî±êºÅ£©£®
£¨2£©ÔÚµ÷½ÚÌìƽʱ£¬·¢ÏÖÖ¸ÕëÈçͼ¼×ËùʾƫÏò·Ö¶ÈÅ̵ÄÓҲ࣬´ËʱӦ½«Æ½ºâÂÝĸÏò ______µ÷£®
£¨3£©ÓÃÌìƽ³Æ¿óʯµÄÖÊÁ¿£¬°Ñ¿óʯ·ÅÔÚÌìƽµÄ×óÅÌ£®Ììƽƽºâʱ£®·ÅÔÚÓÒÅÌÖеÄíÀÂëºÍÓÎÂëÔÚ±ê³ßÉϵÄλÖÃÈçͼÒÒËùʾ£»´ËʱÌìƽµÄʾÊýÊÇ ______g£»Á¿Í²Á¿³ö¿óʯµÄÌå»ýÈçͼ±ûËùʾ£¬¿óʯµÄÌå»ýÊÇ ______cm3£®
£¨4£©ÈôÕŸÕͬѧµÄ²âÁ¿¿óʯµÄÖÊÁ¿Ê±°Ñ¿óʯ´í·ÅÔÚÓÒÅÌÖУ¬ÆäËû²Ù×÷¾ùÕýÈ·£¬Ôò¿óʯµÄʵ¼ÊÖÊÁ¿ÊÇ______g£»ÓÉ´Ë¿ÉÖª£¬¿óʯµÄÃܶȦÑ=______g/cm3£®

¡¾´ð°¸¡¿·ÖÎö£º£¨1£©²â¹ÌÌåµÄÃܶÈÊ×ÏÈÓÃÌìƽ²â³ö¹ÌÌåµÄÖÊÁ¿£¬ÔÙ¸ù¾ÝÅÅË®·¨ÓÃÁ¿Í²²â³ö¹ÌÌåµÄÌå»ý£»
£¨2£©Ììƽµ÷½ÚƽºâµÄÔ­ÔòÊÇ¡°×óÆ«ÓÒµ÷¡¢ÓÒÆ«×óµ÷¡¢ÏÈ¿ìºóÂý¡±£»
£¨3£©ÓÃÌìƽ²âÁ¿ÎïÌåµÄÖÊÁ¿Ê±£¬ÎïÌåÖÊÁ¿µÈÓÚíÀÂëÖÊÁ¿¼ÓÓÎÂë¶ÔÓ¦µÄ¿Ì¶ÈÖµ£»
Á¿Í²²âÌå»ýʱ£¬ÒªÆ½ÊÓ°¼ÒºÃæµÄ×îµÍ´¦¶ÁÊý£»
£¨4£©Ììƽ²âÎïÌåÖÊÁ¿Ê±µÄÖÊÁ¿¹ØϵÊÇ£º×óÅÌÖÊÁ¿=ÓÒÅÌíÀÂëÖÊÁ¿+ÓÎÂë¶ÔÓ¦µÄ¿Ì¶ÈÖµ£®
Óù«Ê½¦Ñ=¼ÆËã³ö¹ÌÌåµÄÃܶȣ®
½â´ð£º½â£º£¨1£©ÓÃÌìƽ²â¿óʯÖÊÁ¿µÄ²½ÖèÊÇÏȽ«Ììƽ·Åµ½Ë®Æ½×ÀÃæÉÏ£¬µ÷½ÚÁ½¶ËÂÝĸʹºáÁºÆ½ºâ£¬×îºóÓÃÌìƽ²â³ö¿óʯµÄÖÊÁ¿£»
ÔÚÁ¿Í²Öе¹ÈëÊÊÁ¿µÄË®£¬¶Á³öÌå»ýΪV1£¬ÔÙ½«Ð¡¿óʯ½þûˮÖУ¬¶Á³öË®Ãæ¶ÔÓ¦µÄ¿Ì¶ÈֵΪV2£¬ÎïÌåÌå»ýV=V2-V1£»
¹Ê´ð°¸Îª£ºC¡úB¡úD¡úE¡úA
£¨2£©ÏÖÔÚÖ¸ÕëÔڿ̶ÈÅÌÖмäÆ«ÓÒ£¬Ó¦¸Ã½«Æ½ºâÂÝĸÏò×óµ÷½Ú£»
¹Ê´ð°¸Îª£º×ó£®
£¨3£©¿óʯµÄÖÊÁ¿m=50g+10g+2g=62g£»
¿óʯµÄÌå»ýV=80cm3-60cm3=20cm3£®
¹Ê´ð°¸Îª£º62¡¢20£®
£¨4£©ÕŸս«¿óʯ·ÅÔÚÁËÓÒÅÌ£¬ÔòÓУºm+2g=60g£¬ËùÒÔ¿óʯÖÊÁ¿m=60g-2g=58g£¬¿óʯÃܶȦÑ===2.9g/cm3£®
¹Ê´ð°¸Îª£º58¡¢2.9£®
µãÆÀ£º²â¹ÌÌåÃܶȵij£ÓÃÆ÷²ÄÊÇÌìƽºÍÁ¿Í²£¬ÕâÁ½¸öÆ÷²ÄÊdzõÖÐÎïÀíÖÖ»ù±¾µÄ²âÁ¿¹¤¾ß£¬Òª´ÓʹÓÃÇ°µÄ×¢ÒâÊÂÏʹÓÃʱµÄ²Ù×÷²½Öè¡¢¶ÁÊý·½·¨µÈ·½ÃæÕÆÎÕÊìÁ·£»
Êì¼Ç²â¹ÌÌåÃܶȵķ½·¨²½Ö裺¢ÙÓÃÌìƽ²â³ö¹ÌÌåµÄÖÊÁ¿m£»¢Ú¸ù¾ÝÅÅË®·¨ÓÃÁ¿Í²²â³ö¹ÌÌåµÄÌå»ýV£»¢ÛÓù«Ê½¦Ñ=¼ÆËã¹ÌÌåµÄÃܶȣ®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÕŸÕͬѧÔÚʵÑéÊÒÀïÓÃÍÐÅÌÌìƽºÍÁ¿Í²²âijÖÖ¿óʯµÄÃܶȣ®²ÉÈ¡ÁËÈçϵÄʵÑé²Ù×÷£º
A£®½«¿óʯÓÃϸÏßϵºÃºóÂýÂýµØ·ÅÈëÁ¿Í²Öв¢¼ÇÏÂ×ܵÄÌå»ý£»
B£®°ÑÓÎÂë·ÅÔÚ±ê³ßµÄÁã¿Ì¶ÈÏß´¦£¬µ÷½ÚºáÁºÉϵÄÂÝĸ£¬Ê¹ºáÁºÆ½ºâ£»
C£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£»
D£®½«¿óʯ·ÅÔÚ×óÅÌÖУ®½«íÀÂë·ÅÔÚÓÒÅÌÖв¢Òƶ¯ÓÎÂëÖ±ÖÁºáÁºÆ½ºâ£»
E£¬ÔÚÁ¿Í²Öе¹ÈëÒ»¶¨Á¿µÄË®²¢¼ÇÏÂË®µÄÌå»ý£®
£¨1£©ÕýÈ·µÄʵÑé²Ù×÷˳ÐòÊÇ
 
£¨Ö»Ìî±êºÅ£©£®
£¨2£©ÔÚµ÷½ÚÌìƽʱ£¬·¢ÏÖÖ¸ÕëÈçͼ¼×ËùʾƫÏò·Ö¶ÈÅ̵ÄÓҲ࣬´ËʱӦ½«Æ½ºâÂÝĸÏò
 
µ÷£®
£¨3£©ÓÃÌìƽ³Æ¿óʯµÄÖÊÁ¿£¬°Ñ¿óʯ·ÅÔÚÌìƽµÄ×óÅÌ£®Ììƽƽºâʱ£®·ÅÔÚÓÒÅÌÖеÄíÀÂëºÍÓÎÂëÔÚ±ê³ßÉϵÄλÖÃÈçͼÒÒËùʾ£»´ËʱÌìƽµÄʾÊýÊÇ
 
g£»Á¿Í²Á¿³ö¿óʯµÄÌå»ýÈçͼ±ûËùʾ£¬¿óʯµÄÌå»ýÊÇ
 
cm3£®
£¨4£©ÈôÕŸÕͬѧµÄ²âÁ¿¿óʯµÄÖÊÁ¿Ê±°Ñ¿óʯ´í·ÅÔÚÓÒÅÌÖУ¬ÆäËû²Ù×÷¾ùÕýÈ·£¬Ôò¿óʯµÄʵ¼ÊÖÊÁ¿ÊÇ
 
g£»ÓÉ´Ë¿ÉÖª£¬¿óʯµÄÃܶȦÑ=
 
g/cm3£®
¾«Ó¢¼Ò½ÌÍø

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2008-2009ѧÄê½­ËÕÊ¡ÄϾ©Êн­ÄþÇøï÷Áê³õ¼¶ÖÐѧ°ËÄ꼶£¨Ï£©µÚÒ»´ÎÔ¿¼ÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

ÕŸÕͬѧÔÚʵÑéÊÒÀïÓÃÍÐÅÌÌìƽºÍÁ¿Í²²âijÖÖ¿óʯµÄÃܶȣ®²ÉÈ¡ÁËÈçϵÄʵÑé²Ù×÷£º
A£®½«¿óʯÓÃϸÏßϵºÃºóÂýÂýµØ·ÅÈëÁ¿Í²Öв¢¼ÇÏÂ×ܵÄÌå»ý£»
B£®°ÑÓÎÂë·ÅÔÚ±ê³ßµÄÁã¿Ì¶ÈÏß´¦£¬µ÷½ÚºáÁºÉϵÄÂÝĸ£¬Ê¹ºáÁºÆ½ºâ£»
C£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£»
D£®½«¿óʯ·ÅÔÚ×óÅÌÖУ®½«íÀÂë·ÅÔÚÓÒÅÌÖв¢Òƶ¯ÓÎÂëÖ±ÖÁºáÁºÆ½ºâ£»
E£¬ÔÚÁ¿Í²Öе¹ÈëÒ»¶¨Á¿µÄË®²¢¼ÇÏÂË®µÄÌå»ý£®
£¨1£©ÕýÈ·µÄʵÑé²Ù×÷˳ÐòÊÇ ______£¨Ö»Ìî±êºÅ£©£®
£¨2£©ÔÚµ÷½ÚÌìƽʱ£¬·¢ÏÖÖ¸ÕëÈçͼ¼×ËùʾƫÏò·Ö¶ÈÅ̵ÄÓҲ࣬´ËʱӦ½«Æ½ºâÂÝĸÏò ______µ÷£®
£¨3£©ÓÃÌìƽ³Æ¿óʯµÄÖÊÁ¿£¬°Ñ¿óʯ·ÅÔÚÌìƽµÄ×óÅÌ£®Ììƽƽºâʱ£®·ÅÔÚÓÒÅÌÖеÄíÀÂëºÍÓÎÂëÔÚ±ê³ßÉϵÄλÖÃÈçͼÒÒËùʾ£»´ËʱÌìƽµÄʾÊýÊÇ ______g£»Á¿Í²Á¿³ö¿óʯµÄÌå»ýÈçͼ±ûËùʾ£¬¿óʯµÄÌå»ýÊÇ ______cm3£®
£¨4£©ÈôÕŸÕͬѧµÄ²âÁ¿¿óʯµÄÖÊÁ¿Ê±°Ñ¿óʯ´í·ÅÔÚÓÒÅÌÖУ¬ÆäËû²Ù×÷¾ùÕýÈ·£¬Ôò¿óʯµÄʵ¼ÊÖÊÁ¿ÊÇ______g£»ÓÉ´Ë¿ÉÖª£¬¿óʯµÄÃܶȦÑ=______g/cm3£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2010Ä긣½¨Ê¡¸£ÖÝÊÐÁ¬½­ÏØÖп¼ÎïÀíÄ£ÄâÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

ÕŸÕͬѧÔÚʵÑéÊÒÀïÓÃÍÐÅÌÌìƽºÍÁ¿Í²²âijÖÖ¿óʯµÄÃܶȣ®²ÉÈ¡ÁËÈçϵÄʵÑé²Ù×÷£º
A£®½«¿óʯÓÃϸÏßϵºÃºóÂýÂýµØ·ÅÈëÁ¿Í²Öв¢¼ÇÏÂ×ܵÄÌå»ý£»
B£®°ÑÓÎÂë·ÅÔÚ±ê³ßµÄÁã¿Ì¶ÈÏß´¦£¬µ÷½ÚºáÁºÉϵÄÂÝĸ£¬Ê¹ºáÁºÆ½ºâ£»
C£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£»
D£®½«¿óʯ·ÅÔÚ×óÅÌÖУ®½«íÀÂë·ÅÔÚÓÒÅÌÖв¢Òƶ¯ÓÎÂëÖ±ÖÁºáÁºÆ½ºâ£»
E£¬ÔÚÁ¿Í²Öе¹ÈëÒ»¶¨Á¿µÄË®²¢¼ÇÏÂË®µÄÌå»ý£®
£¨1£©ÕýÈ·µÄʵÑé²Ù×÷˳ÐòÊÇ ______£¨Ö»Ìî±êºÅ£©£®
£¨2£©ÔÚµ÷½ÚÌìƽʱ£¬·¢ÏÖÖ¸ÕëÈçͼ¼×ËùʾƫÏò·Ö¶ÈÅ̵ÄÓҲ࣬´ËʱӦ½«Æ½ºâÂÝĸÏò ______µ÷£®
£¨3£©ÓÃÌìƽ³Æ¿óʯµÄÖÊÁ¿£¬°Ñ¿óʯ·ÅÔÚÌìƽµÄ×óÅÌ£®Ììƽƽºâʱ£®·ÅÔÚÓÒÅÌÖеÄíÀÂëºÍÓÎÂëÔÚ±ê³ßÉϵÄλÖÃÈçͼÒÒËùʾ£»´ËʱÌìƽµÄʾÊýÊÇ ______g£»Á¿Í²Á¿³ö¿óʯµÄÌå»ýÈçͼ±ûËùʾ£¬¿óʯµÄÌå»ýÊÇ ______cm3£®
£¨4£©ÈôÕŸÕͬѧµÄ²âÁ¿¿óʯµÄÖÊÁ¿Ê±°Ñ¿óʯ´í·ÅÔÚÓÒÅÌÖУ¬ÆäËû²Ù×÷¾ùÕýÈ·£¬Ôò¿óʯµÄʵ¼ÊÖÊÁ¿ÊÇ______g£»ÓÉ´Ë¿ÉÖª£¬¿óʯµÄÃܶȦÑ=______g/cm3£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2010Ä긣½¨Ê¡ÏÃÃÅÊм¯ÃÀÇø³õÖÐѧҵÖÊÁ¿¼ì²éÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

ÕŸÕͬѧÔÚʵÑéÊÒÀïÓÃÍÐÅÌÌìƽºÍÁ¿Í²²âijÖÖ¿óʯµÄÃܶȣ®²ÉÈ¡ÁËÈçϵÄʵÑé²Ù×÷£º
A£®½«¿óʯÓÃϸÏßϵºÃºóÂýÂýµØ·ÅÈëÁ¿Í²Öв¢¼ÇÏÂ×ܵÄÌå»ý£»
B£®°ÑÓÎÂë·ÅÔÚ±ê³ßµÄÁã¿Ì¶ÈÏß´¦£¬µ÷½ÚºáÁºÉϵÄÂÝĸ£¬Ê¹ºáÁºÆ½ºâ£»
C£®°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£»
D£®½«¿óʯ·ÅÔÚ×óÅÌÖУ®½«íÀÂë·ÅÔÚÓÒÅÌÖв¢Òƶ¯ÓÎÂëÖ±ÖÁºáÁºÆ½ºâ£»
E£¬ÔÚÁ¿Í²Öе¹ÈëÒ»¶¨Á¿µÄË®²¢¼ÇÏÂË®µÄÌå»ý£®
£¨1£©ÕýÈ·µÄʵÑé²Ù×÷˳ÐòÊÇ ______£¨Ö»Ìî±êºÅ£©£®
£¨2£©ÔÚµ÷½ÚÌìƽʱ£¬·¢ÏÖÖ¸ÕëÈçͼ¼×ËùʾƫÏò·Ö¶ÈÅ̵ÄÓҲ࣬´ËʱӦ½«Æ½ºâÂÝĸÏò ______µ÷£®
£¨3£©ÓÃÌìƽ³Æ¿óʯµÄÖÊÁ¿£¬°Ñ¿óʯ·ÅÔÚÌìƽµÄ×óÅÌ£®Ììƽƽºâʱ£®·ÅÔÚÓÒÅÌÖеÄíÀÂëºÍÓÎÂëÔÚ±ê³ßÉϵÄλÖÃÈçͼÒÒËùʾ£»´ËʱÌìƽµÄʾÊýÊÇ ______g£»Á¿Í²Á¿³ö¿óʯµÄÌå»ýÈçͼ±ûËùʾ£¬¿óʯµÄÌå»ýÊÇ ______cm3£®
£¨4£©ÈôÕŸÕͬѧµÄ²âÁ¿¿óʯµÄÖÊÁ¿Ê±°Ñ¿óʯ´í·ÅÔÚÓÒÅÌÖУ¬ÆäËû²Ù×÷¾ùÕýÈ·£¬Ôò¿óʯµÄʵ¼ÊÖÊÁ¿ÊÇ______g£»ÓÉ´Ë¿ÉÖª£¬¿óʯµÄÃܶȦÑ=______g/cm3£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸