£¨1£©Ä³Í¬Ñ§×öÁËÒ»´Î½ÏΪ¾«È·µÄ²â¶¨ÔȼÓËÙÖ±ÏßÔ˶¯µÄ¼ÓËٶȵÄʵÑ飬ʵÑéËùµÃµ½µÄÖ½´øÈçͼËùʾ£®Éè0µãÊǼÆÊýµÄÆðʼµã£¬Á½¼ÆÊýµãÖ®¼äµÄʱ¼ä¼ä¸ôΪ0.1s£®ÔòµÚÒ»¸ö¼ÆÊýµãÓë0µãµÄ¾àÀës1ӦΪ
4
4
cm£¬ÎïÌåµÄ¼ÓËÙ¶Èa=
1
1
m/s2£®

£¨2£©ÔÚ¹²µãÁ¦ºÏ³ÉµÄʵÑéÖУ¬¸ù¾ÝʵÑéÊý¾Ý»­³öÁ¦µÄͼʾ£¬Èçͼ£®Í¼Éϱê³öÁËF1¡¢F2¡¢F¡¢F¡äËĸöÁ¦£¬ÆäÖÐ
F¡ä
F¡ä
£¨ÌîÉÏÊö×Öĸ£©²»ÊÇÓɵ¯»É³ÓÖ±½Ó²âµÃµÄ£»ÈôFÓëF¡äµÄ
´óС
´óС
»ù±¾ÏàµÈ£¬
·½Ïò
·½Ïò
»ù±¾Ïàͬ£¬ËµÃ÷¹²µãÁ¦ºÏ³ÉµÄƽÐÐËıßÐж¨ÔòµÃµ½ÁËÑéÖ¤£®
·ÖÎö£º£¨1£©ÔÚÔȱäËÙÖ±ÏßÔ˶¯ÖÐÁ¬ÐøÏàµÈʱ¼äÄÚµÄλÒƲîΪ³£Êý¼´¡÷x=aT2£¬¾Ý´Ë¿ÉÕýÈ·½â´ð±¾Ì⣮
£¨2£©¸ù¾ÝÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨ÔòµÄʵÑéÔ­Àí¼°×¢ÒâÊÂÏî¿ÉµÃ³öÕýÈ·´ð°¸£®
½â´ð£º½â£º£¨1£©¸ù¾Ý¡÷x=aT2µÃ£º
S2-S1=S3-S2=aT2  ¢Ù
S2=£¨9-S1£©cm      ¢Ú
S3=15-9=6cm    ¢Û
ÁªÁ¢¢Ù¢Ú¢Û½âµÃ£ºS1=4cm£¬a=1m/s2£®
£¨2£©±¾ÊµÑéÊÇͨ¹ýÁ½¸öµ¯»É³ÓµÄÀ­Á¦×÷³öµÄƽÐÐËıßÐεóöºÏÁ¦£¬Ö»ÒªºÏÁ¦Óëʵ¼ÊµÄÀ­Á¦Öغϣ¬ÔòʵÑé³É¹¦£»
ÓÉͼ¿ÉÖªF¡äÊÇÓÉƽÐÐËıßÐζ¨ÔòµÃ³öµÄ£¬¹ÊF¡ä²»ÊÇÓɵ¯»É³ÓÖ±½Ó²âµÃµÄ£»
FÊÇͨ¹ýÒ»¸öµ¯»É³Ó²â³öµÄ£¬¹ÊÖ»ÒªFÓëF¡äµÄ´óСºÍ·½Ïò»ù±¾Ïàͬ¼´¿É£¬ËµÃ÷¹²µãÁ¦ºÏ³ÉµÄƽÐÐËıßÐж¨ÔòµÃµ½ÁËÑéÖ¤£®
¹Ê´ð°¸Îª£º£¨1£©4£¬1£®
£¨2£©F¡ä¡¢´óС¡¢·½Ïò
µãÆÀ£º£¨1£©¶ÔÖ½´ø½øÐÐÊý¾Ý´¦ÀíµÄ¹ý³Ì£¬¼´ÎªÓ¦ÓÃÔȱäËÙÖ±ÏßÔ˶¯µÄ¹«Ê½¡¢ÍÆÂÛ½â¾öÎÊÌâ¹ý³Ì£¬ÒªÊìÁ·ÕÆÎÕÔȱäËÙÖ±ÏßÔ˶¯µÄ¹«Ê½¡¢ÍÆÂÛ£®
£¨2£©Àí½âʵÑéÓ¦Àí½âʵÑéµÄÔ­Àí¼°·½·¨£¬ÓÉʵÑéÔ­ÀíºÍ·½·¨¼ÇÒäʵÑéÖеÄ×¢ÒâÊÂÏ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ijͬѧ×öÁËÒ»´Î½ÏΪ¾«È·µÄ²â¶¨ÔȼÓËÙÖ±ÏßÔ˶¯µÄ¼ÓËٶȵÄʵÑ飬ʵÑéËùµÃµ½µÄÖ½´øÈçͼËùʾ£®Éè0µãÊǼÆÊýµÄÆðʼµã£¬Á½ÏàÁÚ¼ÆÊýµãÖ®¼äµÄʱ¼ä¼ä¸ôΪ0.1s£®Ôò¼ÆÊýµã1Óë0µãµÄ¾àÀës1ӦΪ
4
4
cm£¬ÎïÌåµÄ¼ÓËÙ¶Èa=
1
1
m/s2£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©Ä³Í¬Ñ§×öÁËÒ»´Î½ÏΪ¾«È·µÄ²â¶¨ÔȼÓËÙÖ±ÏßÔ˶¯µÄ¼ÓËٶȵÄʵÑ飬ʵÑéËùµÃµ½µÄÖ½´øÈç×óÏÂͼËùʾ¡£Éè0µãÊǼÆÊýµÄÆðʼµã£¬Á½¼ÆÊýµãÖ®¼äµÄʱ¼ä¼ä¸ôΪ0.1 s¡£ÔòµÚÒ»¸ö¼ÆÊýµãÓë0µãµÄ¾àÀës1ӦΪ___________ cm£¬ÎïÌåµÄ¼ÓËÙ¶Èa=___________ m/s2¡£

        

£¨2£©ÔÚ¹²µãÁ¦ºÏ³ÉµÄʵÑéÖУ¬¸ù¾ÝʵÑéÊý¾Ý»­³öÁ¦µÄͼʾ£¬ÈçÓÒÉÏͼ¡£Í¼Éϱê³öÁËF1¡¢F2¡¢F¡¢F¡äËĸöÁ¦£¬ÆäÖÐ____________£¨ÌîÉÏÊö×Öĸ£©²»ÊÇÓɵ¯»É³ÓÖ±½Ó²âµÃµÄ£»ÈôFÓëF¡äµÄ____________»ù±¾ÏàµÈ,____________»ù±¾Ïàͬ£¬ËµÃ÷¹²µãÁ¦ºÏ³ÉµÄƽÐÐËıßÐζ¨ÔòµÃµ½ÁËÑéÖ¤¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º½â´ðÌâ

£¨1£©Ä³Í¬Ñ§×öÁËÒ»´Î½ÏΪ¾«È·µÄ²â¶¨ÔȼÓËÙÖ±ÏßÔ˶¯µÄ¼ÓËٶȵÄʵÑ飬ʵÑéËùµÃµ½µÄÖ½´øÈçͼËùʾ£®Éè0µãÊǼÆÊýµÄÆðʼµã£¬Á½¼ÆÊýµãÖ®¼äµÄʱ¼ä¼ä¸ôΪ0.1s£®ÔòµÚÒ»¸ö¼ÆÊýµãÓë0µãµÄ¾àÀës1ӦΪ______cm£¬ÎïÌåµÄ¼ÓËÙ¶Èa=______m/s2£®

£¨2£©ÔÚ¹²µãÁ¦ºÏ³ÉµÄʵÑéÖУ¬¸ù¾ÝʵÑéÊý¾Ý»­³öÁ¦µÄͼʾ£¬Èçͼ£®Í¼Éϱê³öÁËF1¡¢F2¡¢F¡¢F¡äËĸöÁ¦£¬ÆäÖÐ______£¨ÌîÉÏÊö×Öĸ£©²»ÊÇÓɵ¯»É³ÓÖ±½Ó²âµÃµÄ£»ÈôFÓëF¡äµÄ______»ù±¾ÏàµÈ£¬______»ù±¾Ïàͬ£¬ËµÃ÷¹²µãÁ¦ºÏ³ÉµÄƽÐÐËıßÐж¨ÔòµÃµ½ÁËÑéÖ¤£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2010Äê¹ã¶«Ê¡ÕØÇìÖÐѧ¸ß¿¼ÎïÀíÄ£ÄâÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£ºÌî¿ÕÌâ

£¨1£©Ä³Í¬Ñ§×öÁËÒ»´Î½ÏΪ¾«È·µÄ²â¶¨ÔȼÓËÙÖ±ÏßÔ˶¯µÄ¼ÓËٶȵÄʵÑ飬ʵÑéËùµÃµ½µÄÖ½´øÈçͼËùʾ£®Éè0µãÊǼÆÊýµÄÆðʼµã£¬Á½¼ÆÊýµãÖ®¼äµÄʱ¼ä¼ä¸ôΪ0.1s£®ÔòµÚÒ»¸ö¼ÆÊýµãÓë0µãµÄ¾àÀës1ӦΪ    cm£¬ÎïÌåµÄ¼ÓËÙ¶Èa=    m/s2£®

£¨2£©ÔÚ¹²µãÁ¦ºÏ³ÉµÄʵÑéÖУ¬¸ù¾ÝʵÑéÊý¾Ý»­³öÁ¦µÄͼʾ£¬Èçͼ£®Í¼Éϱê³öÁËF1¡¢F2¡¢F¡¢F¡äËĸöÁ¦£¬ÆäÖР   £¨ÌîÉÏÊö×Öĸ£©²»ÊÇÓɵ¯»É³ÓÖ±½Ó²âµÃµÄ£»ÈôFÓëF¡äµÄ    »ù±¾ÏàµÈ£¬    »ù±¾Ïàͬ£¬ËµÃ÷¹²µãÁ¦ºÏ³ÉµÄƽÐÐËıßÐж¨ÔòµÃµ½ÁËÑéÖ¤£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸