СÓîͬѧÓÃÌìƽ¡¢²£Á§±­¡¢Á¿Í²µÈÆ÷²Ä²â¶¨Å£Ä̵ÄÃܶȣº

A.ÏȽ«Ììƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬È»ºó½«ÓÎÂëÒƵ½±ê³ß×ó¶ËµÄ             £¬Èô·¢ÏÖÌìƽָÕëλÖÃÈçͼ¼×Ëùʾ£¬ÔòÓ¦½«              Ïò     ²àµ÷½Ú£®
B£®ËûÉè¼ÆÁËÈçÏÂʵÑé·½°¸£º
a£®ÓÃÌìƽ³Æ³ö²£Á§±­µÄÖÊÁ¿m1£»
b£®½«ÊÊÁ¿Å£Ä̵¹Èë±­ÖУ»
c£®ÓÃÌìƽ³Æ³öÅ£Ä̺Ͳ£
Á§±­×ÜÖÊÁ¿m2£»
d£®½«±­ÖÐÅ£Ä̵¹ÈëÁ¿Í²ÖУ¬
²â³öÅ£Ä̵ÄÌå»ýV
e£®¼ÆËãÅ£Ä̵ÄÃܶȦÑ=£®
(1)ÄãÈÏΪÕâ¸ö·½°¸ÓÐʲôȱµã:                                                ¡£
(2)ÇëÄãÌá³ö¸Ä½øÕâ¸öʵÑéµÄ°ì·¨:                                             ¡£
(3)ʵÑé¸Ä½øºó£¬²â³öÅ£Ä̺Ͳ£Á§±­×ÜÖÊÁ¿m2 ="53.4" g£¬²âµ¹³öÅ£Ä̺ó²£Á§±­ÖÊÁ¿m1ÈçÒÒͼ£¬Ôò²£Á§±­m1ÖÊÁ¿Îª____      _g£®µ¹ÈëÁ¿Í²ÖеÄÅ£ÄÌÌå»ýÈç±ûͼ¡£
(4)Ëã³öµÄÅ£Ä̵ÄÃܶÈΪ¦Ñ=               g /cm3

0¿Ì¶ÈÏß ÓÎÂë  ÓÒ £¨1£©Å£Ä̲»ÄÜÍêÈ«µ¹³ö£¬ÊµÑé´æÔÚÎó²î£¨2£©¸Ä±ä²âÁ¿Ë³Ðòbcda£¨3£©28.4£»
£¨4£©1.0

½âÎö

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2013?±¾Ïª£©ÏÂÃæÊÇСÓîͬѧ¡°²âÁ¿±ùÌÇÑ©ÀæÒûÁÏÃܶȡ±µÄʵÑ飬ÇëÄ㽫ʵÑé¹ý³Ì²¹³äÍêÕû£®
£¨1£©¢Ù°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬½«ÓÎÂëµ÷ÖÁ
ºáÁº±ê³ßµÄÁã¿Ì¶ÈÏß´¦
ºáÁº±ê³ßµÄÁã¿Ì¶ÈÏß´¦
£¬´Ëʱ·¢ÏÖÌìƽµÄÖ¸ÕëλÖÃÈçͼ¼×Ëùʾ£¬ÕâʱӦÏò
×ó
×ó
£¨Ñ¡Ìî¡°×ó¡±»ò¡°ÓÒ¡±£©µ÷½Ú
ƽºâÂÝĸ
ƽºâÂÝĸ
£®Ê¹Ììƽƽºâ£®
¢ÚÈçͼÒÒÓÃÌìƽ²â³ö¿ÕÉÕ±­µÄÖÊÁ¿Îª
31.4
31.4
g£®
¢ÛÔÚÁ¿Í²Öе¹ÈëÊÊÁ¿µÄÒûÁÏ£¬²â³öÆäÌå»ýΪ50cm3£®
¢Ü°ÑÁ¿Í²ÖеÄÒûÁϵ¹ÈëÉÕ±­ÖÐÒ»²¿·Ö£¬ÓÃÌìƽ²â³öÒûÁϺÍÉÕ±­µÄ×ÜÖÊÁ¿Îª52.4g£¬²¢¶Á³öÊ£ÓàÒûÁÏÌå»ýΪ30cm3£¬Ëã³öÒûÁϵÄÃܶÈΪ
1.05
1.05
g/cm3£®
£¨2£©»Øµ½¼ÒÖУ¬Ð¡ÓîÓÖÏë²âÒûÁÏÆ¿µÄÃܶȣ¬ËûÕÒÀ´ÁËÈçÏÂÆ÷²Ä£ºÔ²ÖùÐβ£Á§±­¡¢¿Ì¶È³ßºÍ×ãÁ¿µÄË®£®ÊµÑéÖÐËû·¢ÏÖ£¬Æ¿×ÓÎÞ·¨½þûÔÚË®ÖУ®ÓÚÊÇËûÓÖÕÒÀ´Á˼ôµ¶£®ÇëÄã°ïËûÍê³ÉʵÑ飺
¢ÙÔÚÔ²ÖùÐβ£Á§±­ÖÐ×°ÈëÒ»¶¨Á¿µÄË®£¬²â³öË®µÄÉî¶Èb1£®
¢ÚÓüôµ¶°ÑÆ¿×Óϲ¿¼ôÏÂÒ»¸ö¡°Ð¡´¬¡±£¬²¢°ÑÊ£Óಿ·Ö¼ô³ÉËéƬ·ÅÈëÆäÖУ®°Ñ×°ÓÐËéƬµÄ¡°Ð¡´¬¡±·ÅÔÚ±­ÖУ¬²â³öË®µÄÉî¶Èb2£®
¢Û°Ñ¡°Ð¡´¬¡±Ñ¹ÈëË®ÖУ¬²¢Ê¹¡°Ð¡´¬¡±ºÍËéƬ½þû£¬
²â³öË®µÄÉî¶Èb3
²â³öË®µÄÉî¶Èb3
£®
¢ÜÆ¿×ÓÃܶȵıí´ïʽΪ¦ÑÆ¿×Ó=
b2-b1
b3-b1
¦ÑË®
b2-b1
b3-b1
¦ÑË®
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º½â´ðÌâ

ÏÂÃæÊÇСÓîͬѧ¡°²âÁ¿±ùÌÇÑ©ÀæÒûÁÏÃܶȡ±µÄʵÑ飬ÇëÄ㽫ʵÑé¹ý³Ì²¹³äÍêÕû£®
£¨1£©¢Ù°ÑÌìƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬½«ÓÎÂëµ÷ÖÁ______£¬´Ëʱ·¢ÏÖÌìƽµÄÖ¸ÕëλÖÃÈçͼ¼×Ëùʾ£¬ÕâʱӦÏò______£¨Ñ¡Ìî¡°×ó¡±»ò¡°ÓÒ¡±£©µ÷½Ú______£®Ê¹Ììƽƽºâ£®
¢ÚÈçͼÒÒÓÃÌìƽ²â³ö¿ÕÉÕ±­µÄÖÊÁ¿Îª______g£®
¢ÛÔÚÁ¿Í²Öе¹ÈëÊÊÁ¿µÄÒûÁÏ£¬²â³öÆäÌå»ýΪ50cm3£®
¢Ü°ÑÁ¿Í²ÖеÄÒûÁϵ¹ÈëÉÕ±­ÖÐÒ»²¿·Ö£¬ÓÃÌìƽ²â³öÒûÁϺÍÉÕ±­µÄ×ÜÖÊÁ¿Îª52.4g£¬²¢¶Á³öÊ£ÓàÒûÁÏÌå»ýΪ30cm3£¬Ëã³öÒûÁϵÄÃܶÈΪ______g/cm3£®
£¨2£©»Øµ½¼ÒÖУ¬Ð¡ÓîÓÖÏë²âÒûÁÏÆ¿µÄÃܶȣ¬ËûÕÒÀ´ÁËÈçÏÂÆ÷²Ä£ºÔ²ÖùÐβ£Á§±­¡¢¿Ì¶È³ßºÍ×ãÁ¿µÄË®£®ÊµÑéÖÐËû·¢ÏÖ£¬Æ¿×ÓÎÞ·¨½þûÔÚË®ÖУ®ÓÚÊÇËûÓÖÕÒÀ´Á˼ôµ¶£®ÇëÄã°ïËûÍê³ÉʵÑ飺
¢ÙÔÚÔ²ÖùÐβ£Á§±­ÖÐ×°ÈëÒ»¶¨Á¿µÄË®£¬²â³öË®µÄÉî¶Èb1£®
¢ÚÓüôµ¶°ÑÆ¿×Óϲ¿¼ôÏÂÒ»¸ö¡°Ð¡´¬¡±£¬²¢°ÑÊ£Óಿ·Ö¼ô³ÉËéƬ·ÅÈëÆäÖУ®°Ñ×°ÓÐËéƬµÄ¡°Ð¡´¬¡±·ÅÔÚ±­ÖУ¬²â³öË®µÄÉî¶Èb2£®
¢Û°Ñ¡°Ð¡´¬¡±Ñ¹ÈëË®ÖУ¬²¢Ê¹¡°Ð¡´¬¡±ºÍËéƬ½þû£¬______£®
¢ÜÆ¿×ÓÃܶȵıí´ïʽΪ¦ÑÆ¿×Ó=______£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸