ÌâÄ¿ÄÚÈÝ
ÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿µÄ¹Øϵ¡±µÄʵÑéÖÐ
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241322473269765.png)
¢Å ijͬѧÔÚ½ÓͨµçÔ´½øÐÐʵÑé֮ǰ£¬½«ÊµÑéÆ÷²Ä×é×°ÈçͼËùʾ£®ÇëÄãÖ¸³ö¸Ã×°ÖÃÖеĴíÎó»ò²»Í×Ö®´¦£¨Ð´³öÁ½´¦¼´¿É£©£º
¢Ù
¢Ú
¢Æ ¸ÄÕýʵÑé×°Öú󣬸Ãͬѧ˳ÀûµØÍê³ÉÁËʵÑ飬ÏÂͼÊÇËûʵÑéÖеõ½µÄÒ»ÌõÖ½´ø£¬Í¼ÖÐA¡¢B¡¢C¡¢D¡¢EΪÏàÁÚ¼ÆÊýµã£¬ÏàÁÚ¼ÆÊýµãµÄʱ¼ä¼ä¸ôÊÇ0.10s£¬±ê³öµÄÊý¾Ýµ¥Î»Îªcm£¬Ôò´òµã¼ÆʱÆ÷ÔÚ´òCµãʱС³µµÄ˲ʱËÙ¶ÈÊÇ m/s£¬¸ù¾ÝÖ½´øËùÌṩµÄÊý¾Ý£¬ËãµÃС³µµÄ¼ÓËٶȴóСΪ¡¡¡¡¡¡¡¡ m/s2£®![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241322473729231.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241322473269765.png)
¢Å ijͬѧÔÚ½ÓͨµçÔ´½øÐÐʵÑé֮ǰ£¬½«ÊµÑéÆ÷²Ä×é×°ÈçͼËùʾ£®ÇëÄãÖ¸³ö¸Ã×°ÖÃÖеĴíÎó»ò²»Í×Ö®´¦£¨Ð´³öÁ½´¦¼´¿É£©£º
¢Ù
¢Ú
¢Æ ¸ÄÕýʵÑé×°Öú󣬸Ãͬѧ˳ÀûµØÍê³ÉÁËʵÑ飬ÏÂͼÊÇËûʵÑéÖеõ½µÄÒ»ÌõÖ½´ø£¬Í¼ÖÐA¡¢B¡¢C¡¢D¡¢EΪÏàÁÚ¼ÆÊýµã£¬ÏàÁÚ¼ÆÊýµãµÄʱ¼ä¼ä¸ôÊÇ0.10s£¬±ê³öµÄÊý¾Ýµ¥Î»Îªcm£¬Ôò´òµã¼ÆʱÆ÷ÔÚ´òCµãʱС³µµÄ˲ʱËÙ¶ÈÊÇ m/s£¬¸ù¾ÝÖ½´øËùÌṩµÄÊý¾Ý£¬ËãµÃС³µµÄ¼ÓËٶȴóСΪ¡¡¡¡¡¡¡¡ m/s2£®
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241322473729231.png)
¢Ù ´òµã¼ÆʱÆ÷Ó¦¸ÃÓý»±äµçÁ÷£¨Í¼ÖÐΪֱÁ÷µçÔ´£©£»
¢Ú С³µÀ붨»¬ÂÖÌ«½ü£¨Àë´òµã¼ÆÆ÷½ÏÔ¶£©£»
¢ÛδƽºâĦ²ÁÁ¦£¨³¤Ä¾°åδÓÐһСÇã½Ç£©¡£
д³öÒ»Ïî¸ø2·Ö£¬¹²4·Ö¡£
¢Ú С³µÀ붨»¬ÂÖÌ«½ü£¨Àë´òµã¼ÆÆ÷½ÏÔ¶£©£»
¢ÛδƽºâĦ²ÁÁ¦£¨³¤Ä¾°åδÓÐһСÇã½Ç£©¡£
д³öÒ»Ïî¸ø2·Ö£¬¹²4·Ö¡£
£¨1£©´ÓͼÖпÉÖª£¬Ä¾°åûÓÐÇãб½Ç£¬Ã»ÓÐƽºâĦ²ÁÁ¦£¬´òµã¼ÆʱÆ÷Ó¦Óý»Á÷µçÔ´£¬
С³µ¿ªÊ¼µÄʱºòÓ¦·ÅÔÚ´òµã¼ÆʱÆ÷ÅԱߣ¬
£¨2£©ÔȱäËÙÖ±ÏßÔ˶¯¹ý³ÌÖÐÖмäʱ¿ÌËٶȵÈÓڸùý³ÌµÄƽ¾ùËٶȣ¬ËùÒÔ
£¬¸ú¾Ý¹«Ê½
¿ÉµÃ¼ÓËÙ¶È
С³µ¿ªÊ¼µÄʱºòÓ¦·ÅÔÚ´òµã¼ÆʱÆ÷ÅԱߣ¬
£¨2£©ÔȱäËÙÖ±ÏßÔ˶¯¹ý³ÌÖÐÖмäʱ¿ÌËٶȵÈÓڸùý³ÌµÄƽ¾ùËٶȣ¬ËùÒÔ
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/201408241322474191532.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140824/20140824132247450586.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿