ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Ñо¿ÔȱäËÙÖ±ÏßÔ˶¯µÄʵÑéÖдò³öµÄÖ½´øÈçͼËùʾ£¬Í¼ÖеÄA¡¢B¡¢C¡¢D¡¢E¾ùΪ¼ÆÊýµã£¬ÏàÁÚÁ½¼ÆÊýµãÖ®¼ä»¹ÓÐ4¸öµãûÓл³ö£¬²âÁ¿¼ÆÊýµã¼ä¾àʱ£¬Óÿ̶ȳߵÄÁã¿Ì¶ÈÏßÓëÖ½´øÉϵÄÆðʼµãO¶ÔÆ룬ÓÉAÖÁE¸÷µã¶ÔÓ¦µÄ¿Ì¶ÈÖµ·Ö±ðΪ7.00¡¢11.10¡¢17.20¡¢25.20ºÍ35.10(µ¥Î»:cm).±¨¾ÝÖ½´ø¿ÉÖªÎïÌåÔ˶¯µÄ¼ÓËÙ¶ÈΪ_____¡£´ò³öDµãʱֽ´øËÙ¶ÈΪ_____(¼ÆËã½á¹û±£ÁôÈýλÓÐЧÊý×Ö)
¡¾´ð°¸¡¿1.93m/s 0.895m/s
¡¾½âÎö¡¿
[1]£®ÏàÁÚÁ½¼ÆÊýµãÖ®¼ä¾ù°üº¬4¸ö×ÔÈ»´òµã¼ä¸ô£¬ËùÒÔÏàÁڵļÆÊýµã¼äµÄʱ¼ä¼ä¸ôT=0.1s£¬¸ù¾ÝÔȱäËÙÖ±ÏßÔ˶¯µÄÍÆÂÛ¹«Ê½¡÷x=aT2¿ÉÒÔÇó³ö¼ÓËٶȵĴóС£¬µÃ£º
[2]£®DµãµÄ˲ʱËٶȵÈÓÚCE¶ÎµÄƽ¾ùËٶȣ¬Ôò
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿