ijͬѧÔÚ¡°Ì½¾¿ÎïÖʵÄÖÊÁ¿ÓëÌå»ýµÄ¹Øϵ¡±ÊµÑéÖУ¬
(1)ÏȽ«Ììƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬ÓÎÂë¹éÁ㣬µ÷½ÚƽºâÂÝĸʹÌìƽ_______£»È»ºóÓõ÷½ÚºÃµÄÌìƽ³ÆÒ»¸öÎïÌåAµÄÖÊÁ¿£¬µ±°ÑÎïÌå·Åµ½Ììƽ×óÅÌʱ£¬ÓÒÅÌÖеÄíÀÂëºÍÓÎÂëËù´¦µÄλÖÃÈçͼ¼×Ëùʾ£¬Ììƽƽºâ£¬ÇëÄ㽫Êý¾Ý¼Ç¼ÔÚϱíÒ»ÄÚ¡£
(2)½«ÎïÌå·Åµ½Ê¢ÓÐ70cm3Ë®µÄÁ¿Í²ÖÐÈçͼÒÒËùʾ£¬½«ÎïÌåÌå»ý¼Ç¼ÔÚϱíÒ»ÄÚ¡£
(3)°´ÕÕÉÏÁ½²½Ö裬СÃ÷¼ÌÐø²âÁ¿ÁË2¸öͬÖÖÎïÖÊ×é³ÉµÄÎïÌåB¡¢CµÄÖÊÁ¿ºÍÌå»ý£¬²¢½«Êý¾Ý¼Ç¼ÔÚϱíÒ»ÖУ¬ÇëÄã¸ù¾Ý±íÖеÄÊý¾ÝÔÚͼ±ûµÄ×ø±êÖ½ÉÏÓà ¡°¡Á¡±Ãèµã£¬×÷³öͼÏñ¡£¹Û²ìͼÏñ²¢µÃ³ö½áÂÛ£º_______________________________¡£
±íÒ»£º¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡±í¶þ£º
(4)СÃ÷ÓÖ²âÁ¿ÁË3¸ö²»Í¬ÎïÌåµÄÖÊÁ¿ºÍÌå»ý£¬²¢½«Êý¾Ý¼Ç¼ÔÚ±í¶þÖУ¬ÇëÄã¸ù¾Ý±íÖеÄÊý¾ÝÔÚͼ±û×ø±êÖ½ÉÏÓá°¡Á¡±Ãèµã×÷³öͼÏñ¡£¹Û²ì·ÖÎö×ö³öÅжϣº______________¡£
(5)Ò»¸öÓëDÏàͬÎïÖÊ×é³ÉµÄÎïÌ壬Ìå»ýÊÇ20cm3£¬ËüµÄÖÊÁ¿ÊÇ______g¡£
£¨1£©Ë®Æ½Æ½ºâ 27 £¨1·Ö¡Á2=2·Ö£©
£¨2£©10 £¨1·Ö£©
£¨3£©Í¬ÖÖÎïÖÊ£¬ÖÊÁ¿ÓëÌå»ýµÄ±ÈΪ¶¨Öµ£¨ÖÊÁ¿ÓëÌå»ý³ÉÕý±È£©£¨3·Ö£©
£¨4£©²»Í¬ÖÖÎïÖÊ£¬ÖÊÁ¿ÓëÌå»ýµÄ±È²»Îª¶¨Öµ£¨ÖÊÁ¿ÓëÌå»ý²»³ÉÕý±È£©£¨3·Ö£©
£¨5£©36 £¨1·Ö£©
¡¾½âÎö¡¿
ÊÔÌâ·ÖÎö£º£º£¨1£©ÏȽ«Ììƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬ÓÎÂë¹éÁ㣬µ÷½ÚƽºâÂÝĸʹÌìƽˮƽƽºâ£¬ÎïÌåAµÄÖÊÁ¿£º20g+5g+2g=27g£»
£¨2£©Ë®µÄÌå»ýV1=70cm3£¬Ë®ºÍÎïÌåµÄÌå»ýV=80cm3£¬ÎïÌåµÄÌå»ýV2=V-V1=8c0m3-70cm3=10cm3£®
£¨3£©ÖÊÁ¿ºÍÌå»ý±ä»¯Í¼ÏóÈçͼ£º
ÓÉÊý¾Ý¿ÉÖª£¬ÖÊÁ¿ºÍÌå»ýµÄ±ÈֵΪһ¶¨Öµ£®
£¨4£©ÓÉÊý¾Ý¿ÉÖª£¬²»Í¬ÖÖÎïÖÊ£¬ÖÊÁ¿ÓëÌå»ýµÄ±È²»Îª¶¨Öµ£¨ÖÊÁ¿ÓëÌå»ý²»³ÉÕý±È£©£»
£¨5£©DÎïÌåµÄÃܶȣ¬
ÔòÎïÌåµÄÌå»ý£¬
ÔòÎïÌåµÄÖÊÁ¿¡£
¿¼µã£ºÃܶȼ°ÆäÌØÐÔ£®
µãÆÀ£º£¨1£©»áÓÃÌìƽ²âÎïÌåµÄÖÊÁ¿£¬ÓÃÁ¿Í²²â¹ÌÌå¡¢ÒºÌåµÄÌå»ý£®
£¨2£©Í¬ÖÖÎïÖÊÖÊÁ¿¸úÌå»ýµÄ±ÈÖµÏàͬ£¬²»Í¬ÎïÖÊÖÊÁ¿¸úÌå»ýµÄ±ÈÖµÒ»°ã²»Í¬£®
£¨3£©»áÓÃÊýѧÃèµã·¨»æ³öÖÊÁ¿ÓëÌå»ýµÄͼÏó£®
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
ÎïÀí Á¿ ÎïÌå |
ÖÊÁ¿m/g | Ìå»ýv/cm3 | ÖÊÁ¿¸úÌå »ýµÄ±ÈÖµ£¨m/v£©/g£®cm-3 |
Ìú¿é1 | 79 | 10 | 7.9 |
Ìú¿é2 | 158 | 20 | 7.9 |
Ìú¿é3 | 237 | 30 | 7.9 |
ÂÁ¿é1 | 54 | 20 | 2.7 |
ÂÁ¿é2 | 108 | 40 | 2.7 |
ÂÁ¿é3 | 162 | 60 | 2.7 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
ÎïÀíÁ¿ ÎïÌå |
ÖÊÁ¿m/g | Ìå»ýv/cm3 | ÖÊÁ¿¸úÌå»ýµÄ±ÈÖµ/g£®cm-3 |
Ìú¿é1 | 79 | 10 | 7.9 |
Ìú¿é2 | 158 | 20 | 7.9 |
Ìú¿é3 | 237 | 30 | 7.9 |
ÂÁ¿é1 | 54 | 20 | 2.7 |
ÂÁ¿é2 | 108 | 40 | 2.7 |
ÂÁ¿é3 | 162 | 60 | 2.7 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2012-2013Äê½ËÕÄϾ©Ñ§´ó½ÌÓýרÐÞѧУ°ËÄ꼶3ÔÂÔ¿¼ÎïÀíÊÔ¾í£¨´ø½âÎö£© ÌâÐÍ£ºÊµÑéÌâ
ijͬѧÔÚ¡°Ì½¾¿ÎïÖʵÄÖÊÁ¿ÓëÌå»ýµÄ¹Øϵ¡±ÊµÑéÖУ¬
(1)ÏȽ«Ììƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬ÓÎÂë¹éÁ㣬µ÷½ÚƽºâÂÝĸʹÌìƽ_______£»È»ºóÓõ÷½ÚºÃµÄÌìƽ³ÆÒ»¸öÎïÌåAµÄÖÊÁ¿£¬µ±°ÑÎïÌå·Åµ½Ììƽ×óÅÌʱ£¬ÓÒÅÌÖеÄíÀÂëºÍÓÎÂëËù´¦µÄλÖÃÈçͼ¼×Ëùʾ£¬Ììƽƽºâ£¬ÇëÄ㽫Êý¾Ý¼Ç¼ÔÚϱíÒ»ÄÚ¡£
(2)½«ÎïÌå·Åµ½Ê¢ÓÐ70cm3Ë®µÄÁ¿Í²ÖÐÈçͼÒÒËùʾ£¬½«ÎïÌåÌå»ý¼Ç¼ÔÚϱíÒ»ÄÚ¡£
(3)°´ÕÕÉÏÁ½²½Ö裬СÃ÷¼ÌÐø²âÁ¿ÁË2¸öͬÖÖÎïÖÊ×é³ÉµÄÎïÌåB¡¢CµÄÖÊÁ¿ºÍÌå»ý£¬²¢½«Êý¾Ý¼Ç¼ÔÚϱíÒ»ÖУ¬ÇëÄã¸ù¾Ý±íÖеÄÊý¾ÝÔÚͼ±ûµÄ×ø±êÖ½ÉÏÓà ¡°¡Á¡±Ãèµã£¬×÷³öͼÏñ¡£¹Û²ìͼÏñ²¢µÃ³ö½áÂÛ£º_______________________________¡£
±íÒ»£º¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡±í¶þ£º
(4)СÃ÷ÓÖ²âÁ¿ÁË3¸ö²»Í¬ÎïÌåµÄÖÊÁ¿ºÍÌå»ý£¬²¢½«Êý¾Ý¼Ç¼ÔÚ±í¶þÖУ¬ÇëÄã¸ù¾Ý±íÖеÄÊý¾ÝÔÚͼ±û×ø±êÖ½ÉÏÓá°¡Á¡±Ãèµã×÷³öͼÏñ¡£¹Û²ì·ÖÎö×ö³öÅжϣº______________¡£
(5)Ò»¸öÓëDÏàͬÎïÖÊ×é³ÉµÄÎïÌ壬Ìå»ýÊÇ20cm3£¬ËüµÄÖÊÁ¿ÊÇ______g¡£
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
ijͬѧÔÚ¡°Ì½¾¿ÎïÖʵÄÖÊÁ¿ÓëÌå»ýµÄ¹Øϵ¡±ÊµÑéÖУ¬(8·Ö)
(1)ÏȽ«Ììƽ·ÅÔÚˮƽ×ÀÃæÉÏ£¬ÓÎÂë¹éÁ㣬µ÷½ÚƽºâÂÝĸʹÌìƽ £»È»ºóÓõ÷½ÚºÃµÄÌìƽ³ÆÒ»¸öÎïÌåAµÄÖÊÁ¿£¬µ±°ÑÎïÌå·Åµ½Ììƽ×óÅÌʱ£¬ÓÒÅÌÖеÄíÀÂëºÍÓÎÂëËù´¦µÄλÖÃÈçͼ¼×Ëùʾ£¬Ììƽƽºâ£¬ÇëÄ㽫Êý¾Ý¼Ç¼ÔÚϱíÒ»ÄÚ¡££¨2·Ö£©
(2)½«ÎïÌå·Åµ½Ê¢ÓÐ70cm3Ë®µÄÁ¿Í²ÖУ¬ÈçͼÒÒËùʾ£¬½«ÎïÌåÌå»ý¼Ç¼ÔÚϱíÒ»ÄÚ¡££¨1·Ö£©
(3)°´ÕÕÉÏÁ½²½Ö裬СÃ÷¼ÌÐø²âÁ¿ÁË2¸öͬÖÖÎïÖÊ×é³ÉµÄÎïÌåB¡¢CµÄÖÊÁ¿ºÍÌå»ý£¬²¢½«Êý¾Ý¼Ç¼ÔÚϱíÒ»ÖУ¬ÇëÄã¸ù¾Ý±íÖеÄÊý¾ÝÔÚͼ±ûµÄ×ø±êÖ½ÉÏÓà ¡°¡Á¡±Ãèµã£¬×÷³öͼÏñ¡£¹Û²ìͼÏñ²¢
µÃ³ö½áÂÛ£º¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡££¨2·Ö£©
±íÒ»£º¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡±í¶þ£º
(4)СÃ÷ÓÖ²âÁ¿ÁË3¸ö²»Í¬ÎïÌåµÄÖÊÁ¿ºÍÌå»ý£¬²¢½«Êý¾Ý¼Ç¼ÔÚ±í¶þÖУ¬ÇëÄã¸ù¾Ý±íÖеÄÊý¾ÝÔÚͼ±ûµÄ×ø±êÖ½ÉÏÓá°¡Á¡±Ãèµã£¬×÷³öͼÏñ¡£¹Û²ì·ÖÎö×ö³öÅжϣº¡¡¡¡¡¡¡¡¡¡ ¡££¨2·Ö£©
(5)Ò»¸öÓëDÏàͬÎïÖÊ×é³ÉµÄÎïÌ壬Ìå»ýÊÇ20cm3£¬ËüµÄÖÊÁ¿ÊÇ¡¡¡¡¡¡¡¡g¡££¨1·Ö£©
| |||
| |||
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com