ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿Ä³ÊµÑéС×éÀûÓÃÈçͼ¼×ËùʾµÄʵÑé×°ÖÃÑо¿»¬¿é×öÔȼÓËÙÖ±ÏßÔ˶¯Ê±µÄ¼ÓËٶȡ£

(1)ÀûÓÃÓαêΪ50·Ö¶ÈµÄÓα꿨³ß²âÁ¿ÕÚ¹âÌõµÄ¿í¶È£¬Æä¶ÁÊýÈçͼÒÒËùʾ£¬ÔòÕÚ¹âÌõµÄ¿í¶ÈΪ________mm£»

(2)ÓÃÃ׳߲âÁ¿³öÁ½¹âµçÃÅÖ®¼äµÄ¾àÀëÈçͼ±ûËùʾ£¬ÔòÃ׳ߵĶÁÊýΪ_________cm£»

(3)×é×°ºÃʵÑéÆ÷²Äºó£¬½«»¬¿éÓɾ²Ö¹ÊÍ·Å£¬ÔÚÖØ´¸µÄÇ£ÒýÏÂÑس¤Ä¾°å×ö¼ÓËÙÔ˶¯£¬»¬¿éͨ¹ýÁ½¹âµçÃÅʱ£¬Õâ¹âÌõµÄÖ¸¹âʱ¼ä·Ö±ðΪ=2.50¡Á10-2s£¬=1.25¡Á10-2s.ÓÉÒÔÉÏÊý¾Ý¿ÉÇóµÃ¸Ã»¬¿é΢ÔȼÓËÙÖ±ÏßÔ˶¯Ê±µÄ¼ÓËٶȴóСΪ__________m/s¡£(½á¹û±£ÁôÁ½Î»Ð¡Êý)

¡¾´ð°¸¡¿ 5.06 20.0£¨19.9-20.1¾ù¿É£© 0.31£¨0.30-0.32¾ù¿É£©

¡¾½âÎö¡¿£¨1£©Óα꿨³ßµÄ¹Ì¶¨¿Ì¶È¶ÁÊýΪ£¬Óαê¶ÁÊýΪ£¬ËùÒÔ×îÖÕ¶ÁÊýΪ£º£»£¨2£©ÓÉͼ¿ÉÖªÃ׳ߵĶÁÊýΪ20.0cm£»£¨3£©¾­¹ý¹âµçÃÅAµÄËÙ¶ÈΪ£¬¾­¹ý¹âµçÃÅBµÄËÙ¶ÈΪ£¬¸ù¾ÝËÙ¶ÈλÒƹ«Ê½µÃ£º£¬´úÈëÊý¾ÝµÃ£º¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

¡¾ÌâÄ¿¡¿Ä³Ñ§Ï°Ð¡×éÀûÓÃÆøµæµ¼¹ì×°ÖÃÀ´Ì½¾¿¡°×ö¹¦ÓëÎïÌ嶯ÄܸıäµÄ¹Øϵ¡±, ͼʾΪʵÑé×°ÖÃʾÒâͼ. ÀûÓÃÆøµæµ¼¹ìÉϵĹâµçÃſɲâ³ö»¬¿éÉϵÄϸխµ²¹âƬ¾­¹ýʱµÄµ²¹âʱ¼ä.ÖØÁ¦¼ÓËÙ¶ÈΪ,Æøµæµ¼¹ìˮƽ·ÅÖÃ,²»¼Æ»¬ÇáºÍµ¼¹ìĦ²Á.ʵÑé²½ÖèÈçÏÂ:

A.²â³öµ²¹âƬµÄ¿í¶ÈΪ,»¬¿éÓëµ²¹âƬµÄÖÊÁ¿Îª;

B.ÇáϸÏßµÄÒ»¶Ë¹Ì¶¨ÔÚ»¬¿éÉÏ,ÁíÒ»¶ËÈƹý¶¨»¬ÂÖ¹ÒÉÏÒ»íÀÂëÅÌ, Å̺ÍíÀÂëµÄ×ÜÖÊÁ¿Îª,ϸÉþÓëµ¼¹ìÐÐ;

C.Èû¬¿é¾²Ö¹·ÅÔÚµ¼¹ì×ó²àµÄijһλÖÃ,²â³öµ²¹âƬµ½¹âµçÃŵľàÀëΪ;

D.ÊÍ·Å»¬¿é,²â³öµ²¹âƬ¾­¹ý¹âµçÃŵĵ²¹âʱ¼äΪ;

E.¸Ä±äíÀÂëµÄÖÊÁ¿,±£Ö¤»¬¿éÿ´Î¶¼ÔÚͬһλÖÃÓɾ²Ö¹ÊÍ·Å,¹âµçÃſɲâµÃ¶ÔÓ¦µÄµ²¹âʱ¼ä.

£¨1£©»¬¿é¾­¹ý¹âµçÃÅʱËٶȵļÆËãʽ_____(ÓÃÌâÄ¿ÖÐËù¸øµÄ×ÖĸÀ´±í´ï)

£¨2£©Ï¸ÏßµÄÀ­Á¦×ö¹¦µÄ±í´ïʽΪ_____,»¬¿éµÄ¶¯ÄܸıäµÄ±í´ïʽΪ _____(ÓÃÌâÄ¿ÖÐËù¸øµÄ×ÖĸÀ´±íʾ)

£¨3£©ÎÒÃÇ¿ÉÒÔͨ¹ý²âµÃµÄ¶à×éÊý¾ÝÀ´½¨Á¢µÄ¹ØϵͼÏñÀ´½øÐиü׼ȷµÄʵÑéÑéÖ¤,ÔòͼʾÖÐÄÄÒ»Ïî¸ü·ûºÏÕæʵµÄʵÑéÇé¿ö£¨_____£©

A.

B.

C.

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø