ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÔÚ¡°ÑéÖ¤»úеÄÜÊغ㶨ÂÉ¡±µÄʵÑéÖУ¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©Óôòµã¼ÆʱÆ÷´ò³öÒ»ÌõÖ½´ø£¬Ç°ºóÒªÁ¬Ðø½øÐÐһϵÁеIJÙ×÷£¬ÏÂÁи÷²½ÖèµÄºÏÀí˳ÐòÊÇ_______£»
A£®ÊÍ·ÅÖ½´ø B£®½ÓͨµçÔ´ C£®È¡ÏÂÖ½´ø D£®ÇжϵçÔ´
£¨2£©Èçͼ£¬ÊÍ·ÅÖ½´øÇ°µÄ˲¼ä£¬ÖØ´¸ºÍÊÖµÄλÖúÏÀíµÄÊÇ_______£¨Ìî¡°¼×¡±¡¢¡°ÒÒ¡±¡¢¡°±û¡± »ò¡°¶¡¡±£©£»
£¨3£©Èçͼ£¨b£©£¬Ä³Í¬Ñ§ÓÃÕýÈ·µÄ·½·¨»ñµÃÁËÒ»ÌõÖ½´ø£¬²¢ÒÔÆðµãΪ¼ÇÊýµãO£¬ºó¸ôÒ»¶Î¾àÀ룬ȡÁ¬ÐøµãΪ¼ÇÊýµãA¡¢B¡¢C¡¢D¡¢E¡¢F£¬ÈçͼËùʾ¡£ÒÑÖªÖØ´¸µÄÖÊÁ¿Îª0.5kg£¬Ôòµç´Å´òµã¼ÆʱÆ÷´òÏÂEµãʱ£¬ÖØ´¸¼õÉÙµÄÖØÁ¦ÊÆÄܦ¤EP=_______J£¨È¡ÖØÁ¦¼ÓËÙ¶Èg=9.8m/s2£¬¼ÆËã½á¹û±£ÁôÈýλÓÐЧÊý×Ö£©£¬ÓÉÓÚÊÜ×èÁ¦µÄÓ°Ï죬ÖØ´¸Ôö¼ÓµÄ¶¯Äܦ¤EKÓë¼õÉÙµÄÖØÁ¦ÊÆÄܦ¤EPµÄ´óС¹ØϵΪ¦¤EK_______¦¤EP£¨Ñ¡Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±£©¡£
¡¾´ð°¸¡¿£¨1£©BADC £¨2£©±û £¨3£©0£®35 СÓÚ
¡¾½âÎö¡¿ÊÔÌâ·ÖÎö£º£¨1£©ÕýȷʹÓôòµã¼ÆʱÆ÷´ò³öÒ»ÌõÖ½´ø£¬ÏȺó˳ÐòΪÏȽÓͨµçÔ´£¬ÔÙÊÍ·ÅÖ½´ø£¬Ö®ºóÇжϵçÔ´£¬È¡ÏÂÖ½´ø£¬¹Ê˳ÐòΪBADC£»
£¨2£©ÖØ´¸¿¿½ü´òµã¼ÆʱÆ÷£¬ÊÖÌáÖ½´øµÄÄ©¶Ë£¬¹ÊÑ¡±û£»
£¨3£©µç´Å´òµã¼ÆʱÆ÷´òÏÂEµãʱ£¬ÖØ´¸¼õÉÙµÄÖØÁ¦ÊÆÄÜ,¼õÉÙµÄÖØÁ¦ÊÆÄÜÒ»²¿·Öת»¯Îª¿Ë·þĦ²ÁÁ¦×öµÄ¹¦£¬ËùÒÔ¡£