¿ÎÌÃÉÏÔÚ¡°²âÁ¿Ö½×¶ÏÂÂäµÄËٶȡ±ÊµÑéÖУ¬Ê×ÏÈÎÒÃǼôÏÂÁ½¸öµÈ´óµÄԲֽƬ£¬ÆäÖÐÒ»¸öԲֽƬ²ÃÈ¥µÄÉÈÐÎÔ²ÐĽDZÈÁíÒ»¸ö´ó£¬ÔÙ½«ËüÃÇÕ³Ìù³ÉÁ½¸ö׶½Ç²»µÈµÄֽ׶£®
£¨1£©Òª²â¶¨Ö½×¶ÏÂÂäµÄËٶȣ¬¿É¸ù¾ÝÔ­Àí ______£¬ÏȲâ³öֽ׶ÏÂÂäµÄ¸ß¶ÈºÍÏÂÂäµÄʱ¼ä£®
£¨2£©ÔÚ²âÁ¿¹ý³ÌÖУ¬·¢ÏÖ ______½ÏÄѲâ³ö£¬ÓÚÊÇÎÒÃǿɲÉÓÃÔö¼Ó ______»ò»»ÓÃ׶½Ç½Ï ______£¨´ó/С£©Ö½×¶½øÐвâÁ¿£¬Í¬Ê±¿ÉÓöà´Î²âÁ¿Çòƽ¾ùÖµ£¬¿ÉÒÔ¼õСÎó²î£®
½ÌÊÒÍâµÄ¿ÎÌÃÒ²ºÜ¾«²Ê£¡Ì½¾¿¡°Ëٶȵı仯¡±Í¬Ñ§ÃǾÍÊÇÔÚÅܵÀÉÏÍê³ÉʵÑéµÄ£¬ÏÂÃæÊÇij×éͬѧÔÚ¿ÎÌÃÉϽøÐÐ100Ã×ÅÜʵÑéËù¼Ç¼µÄ¼×¡¢ÒÒÁ½Í¬Ñ§¾­¹ý¸÷´¦Ê±¿ÌµÄÒ»×éÊý¾Ý£º
 0m20m40m60m80m100m
¼×0.00s3.00s5.50s10.50s13.50s15.80s
ÒÒ0.00s3.20s6.20s9.20s12.00s14.60s
Çë×Ðϸ·ÖÎöÊý¾Ý£¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨3£©¿ÎÇ°¸Ã×éͬѧ½øÐÐÁ˾«ÐĵÄ×¼±¸£¬ËûÃÇÖÁÉÙӦ׼±¸ ______Ö»Ãë±í£®
£¨4£©¼×¡¢ÒÒÁ½Í¬Ñ§Ë­ÏÈÅܹý40m´¦£¿______£¬ÀíÓÉÊÇ ______£®
£¨5£©ÔÚÕû¸ö¹ý³ÌÖУ¬ÊÇ·ñ³öÏÖÁ˼×ÒÒ½»ÌæÁìÏȵij¡Ã棿Ϊʲô£¿______£®
£¨6£©Çë¼ÆËã³öÒÒͬѧ100Ã×ÅÜÈ«³ÌµÄƽ¾ùËٶȣ®£¨Ð´³ö±ØÒªµÄ¼ÆËã¹ý³Ì£©
¡¾´ð°¸¡¿·ÖÎö£º£¨1£©ÇóËٶȵķ½·¨ÊÇÓù«Ê½v=£»
£¨2£©ÊµÑéÖÐÈôֽ׶ÏÂÂä½Ï¿ì£¬Ôòʱ¼ä½ÏÄѲâÁ¿£»
£¨3£©¸Ã×éͬѧҪÔÚ¼¸¸öλÖüÆʱ¾ÍҪ׼±¸¼¸Ö»Ãë±í£»
£¨4£©¼×ÒÒͬʱÆðÅÜ£¬¸ù¾ÝÏàͬ·³Ì±Èʱ¼äµÄ·½·¨£¬µ½´ï40m´¦Ë­ÓÃʱÉÙ£¬Ë­ÏÈÅܹý40m£»
£¨5£©ÔÚ40m´¦£¬¼×ÔÚÒÒÇ°Ã棬·ÖÎöºóÃæµÄ60m¡¢80m¡¢100m£¬¿´ÓÐÎÞÒÒÓÃʱÉÙ£¬ÒÒÔÚÇ°µÄÇé¿ö£¬ÅжÏÓÐÎÞ½»ÌæÁìÏÈ£»
£¨6£©È·¶¨ÒÒÅÜÍê100mµÄ·³ÌsºÍʱ¼ät£¬Óù«Ê½v=Ëã³öÒÒµÄƽ¾ùËٶȣ®
½â´ð£º½â£º£¨1£©¸ù¾Ý¹«Ê½v=À´²â¶¨Ö½×¶ÏÂÂäµÄËٶȣ»¹Ê´ð°¸Îª£ºv=£®
£¨2£©Ö½×¶ÏÂÂä¿ì£¬Ê±¼ä½ÏÄѲâÁ¿£¬±ØÐëÔö¼Óֽ׶ÏÂÂäµÄ¸ß¶ÈºÍ׶½Ç£¬ÒÔÔö´óÏÂÂäʱ¼ä£¬±ãÓÚʱ¼äµÄ²âÁ¿£¬Îª¼õСÎó²î£¬»¹Òª¶à²â¼¸´Î£¬È¡Æ½¾ùÖµ£»
¹Ê´ð°¸Îª£ºÊ±¼ä¡¢ÏÂÂäµÄ¸ß¶È¡¢´ó£®
£¨3£©´Ó±í¸ñÖпÉÒÔ¿´³ö£¬¸Ã×éͬѧҪÔÚ20m¡¢40m¡¢60m¡¢80m¡¢100m´¦·Ö±ð¼Æʱ£¬ËùÒÔҪ׼±¸5Ö»Ãë±í£®
£¨4£©µ½´ï40m´¦£¬¼×ÓÃʱ5.50s£¬ÒÒÓÃʱ6.20s£¬¼×ÓÃʱÉÙ£¬¼×ÏÈÅܹý40m´¦£»
¹Ê´ð°¸Îª£º¼×¡¢Í¨¹ý40m´¦¼×ÓÃʱÉÙ£®
£¨5£©ÔÚ40m´¦£¬¼×ÔÚÇ°£¬µ½´ï60m´¦£¬ÒÒÓÃʱ9.20s£¬¼×ÓÃʱ10.50s£¬¹Êµ½´ï´Ë´¦ÒÒÔÚÇ°£¬ËùÒÔ³öÏÖÁ˽»ÌæÁìÏȵÄÇé¿ö£®
£¨6£©ÒÒͬѧÅÜÍê100mʱ£¬Â·³Ìs=100m£¬Ê±¼ät=14.60s£¬ËùÒÔÒÒµÄƽ¾ùËÙ¶ÈΪv==¡Ö6.85m/s£®
´ð£ºÒÒͬѧ100Ã×ÅÜÈ«³ÌµÄƽ¾ùËÙ¶ÈΪ6.85m/s£®
µãÆÀ£º±È½ÏÎïÌåÔ˶¯¿ìÂýµÄ·½·¨£ºÓÃÏàͬʱ¼ä±È·³Ì»òÕßÏàͬ·³Ì±Èʱ¼ä£¬Çóƽ¾ùËÙ¶ÈÓù«Ê½ v=È¥¼ÆË㣬ʵÑéʱҪ²â·³ÌsºÍʱ¼ät£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

¿ÎÌÃÉÏÔÚ¡°²âÁ¿Ö½×¶ÏÂÂäµÄËٶȡ±ÊµÑéÖУ¬Ê×ÏÈÎÒÃǼôÏÂÁ½¸öµÈ´óµÄԲֽƬ£¬ÆäÖÐÒ»¸öԲֽƬ²ÃÈ¥µÄÉÈÐÎÔ²ÐĽDZÈÁíÒ»¸ö´ó£¬ÔÙ½«ËüÃÇÕ³Ìù³ÉÁ½¸ö׶½Ç²»µÈµÄֽ׶£®
£¨1£©Òª²â¶¨Ö½×¶ÏÂÂäµÄËٶȣ¬¿É¸ù¾ÝÔ­Àí
 
£¬ÏȲâ³öֽ׶ÏÂÂäµÄ¸ß¶ÈºÍÏÂÂäµÄʱ¼ä£®
£¨2£©ÔÚ²âÁ¿¹ý³ÌÖУ¬·¢ÏÖ
 
½ÏÄѲâ³ö£¬ÓÚÊÇÎÒÃǿɲÉÓÃÔö¼Ó
 
»ò»»ÓÃ׶½Ç½Ï
 
£¨´ó/С£©Ö½×¶½øÐвâÁ¿£¬Í¬Ê±¿ÉÓöà´Î²âÁ¿Çòƽ¾ùÖµ£¬¿ÉÒÔ¼õСÎó²î£®
½ÌÊÒÍâµÄ¿ÎÌÃÒ²ºÜ¾«²Ê£¡Ì½¾¿¡°Ëٶȵı仯¡±Í¬Ñ§ÃǾÍÊÇÔÚÅܵÀÉÏÍê³ÉʵÑéµÄ£¬ÏÂÃæÊÇij×éͬѧÔÚ¿ÎÌÃÉϽøÐÐ100Ã×ÅÜʵÑéËù¼Ç¼µÄ¼×¡¢ÒÒÁ½Í¬Ñ§¾­¹ý¸÷´¦Ê±¿ÌµÄÒ»×éÊý¾Ý£º
  0m 20m 40m 60m 80m 100m
¼× 0.00s 3.00s 5.50s 10.50s 13.50s 15.80s
ÒÒ 0.00s 3.20s 6.20s 9.20s 12.00s 14.60s
Çë×Ðϸ·ÖÎöÊý¾Ý£¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨3£©¿ÎÇ°¸Ã×éͬѧ½øÐÐÁ˾«ÐĵÄ×¼±¸£¬ËûÃÇÖÁÉÙӦ׼±¸
 
Ö»Ãë±í£®
£¨4£©¼×¡¢ÒÒÁ½Í¬Ñ§Ë­ÏÈÅܹý40m´¦£¿
 
£¬ÀíÓÉÊÇ
 
£®
£¨5£©ÔÚÕû¸ö¹ý³ÌÖУ¬ÊÇ·ñ³öÏÖÁ˼×ÒÒ½»ÌæÁìÏȵij¡Ã棿Ϊʲô£¿
 
£®
£¨6£©Çë¼ÆËã³öÒÒͬѧ100Ã×ÅÜÈ«³ÌµÄƽ¾ùËٶȣ®£¨Ð´³ö±ØÒªµÄ¼ÆËã¹ý³Ì£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©¿ÎÌÃÉÏÔÚ¡°²âÁ¿Ö½×¶ÏÂÂäµÄËٶȡ±ÊµÑéÖУ¬Ê×ÏÈÎÒÃǼôÏÂÁ½¸öµÈ´óµÄԲֽƬ£¬ÆäÖÐÒ»¸öԲֽƬ²ÃÈ¥µÄÉÈÐÎÔ²ÐĽDZÈÁíÒ»¸ö´ó£¬ÔÙ½«ËüÃÇÕ³Ìù³ÉÁ½¸ö׶½Ç²»µÈµÄֽ׶£®
¢ÙÒª²â¶¨Ö½×¶ÏÂÂäµÄËٶȣ¬ËùÒÀ¾ÝµÄʵÑéÔ­ÀíÊÇ
v=
s
t
v=
s
t
£®
¢ÚÔÚ²âÁ¿¹ý³ÌÖУ¬·¢ÏÖÆäÖÐ
ʱ¼ä
ʱ¼ä
½ÏÄѲâ³ö£¬ÓÚÊÇÎÒÃǿɲÉÓÃÔö¼Ó
ÏÂÂäµÄ¸ß¶È
ÏÂÂäµÄ¸ß¶È
»ò»»ÓÃ׶½Ç½Ï
´ó
´ó
£¨´ó/С£©µÄֽ׶½øÐвâÁ¿£®
£¨2£©ÔÚ¿ÎÍâʵ¼ù»î¶¯ÖУ¬ÓÃÉÁ¹âÕÕÏà»ú̽¾¿Ö½×¶ÊúÖ±ÏÂÂäµÄÔ˶¯Çé¿ö£¬ÕÕÏà»úÿ¸ô0.2sÆعâÒ»´Î£¨¼´Ã¿¸ô0.2s¾Í³ÉÒ»´ÎÏñ£©£®
¢ÙС·¼ËùÔÚµÄÐËȤС×éÅÄϵÄÕÕƬÈçͼËùʾ£¬ÄãÓÿ̶ȳ߲âÁ¿ÏàÁÚµÄÁ½¸öֽ׶֮¼äµÄ¾àÀ룬»á·¢ÏÖËüÃÇÖ®¼äµÄ¾àÀëÊÇ
Ïȱä´óºó²»±ä
Ïȱä´óºó²»±ä
£¨²»±ä/Ïȱä´óºó²»±ä/Ò»Ö±±ä´ó£©£¬ÓÉ´Ë¿ÉÒÔÅжÏֽ׶ÏÂÂäµÄËٶȴóС±ä»¯Çé¿öÊÇ
Ïȱä´óºó²»±ä
Ïȱä´óºó²»±ä
£¨²»±ä/Ïȱä´óºó²»±ä/Ò»Ö±±ä´ó£©£®
¢ÚÈôֽ׶֮¼äʵ¼Ê¾àÀëÊÇÕÕƬÉϾàÀëµÄ10±¶£¬Ôòֽ׶ÔÚÏÂÂä¹ý³ÌÖÐA¡¢B½×¶ÎµÄËÙ¶ÈΪ
0.55
0.55
m/s£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º½­ËÕÆÚÄ©Ìâ ÌâÐÍ£ºÊµÑéÌâ

¿ÎÌÃÉÏÔÚ¡°²âÁ¿Ö½×¶ÏÂÂäµÄËٶȡ±ÊµÑéÖУ¬Ê×ÏÈÎÒÃǼôÏÂÁ½¸öµÈ´óµÄԲֽƬ£¬ÆäÖÐÒ»¸öԲֽƬ²ÃÈ¥µÄÉÈÐÎÔ²ÐĽDZÈÁíÒ»¸ö´ó£¬ÔÙ½«ËüÃÇÕ³Ìù³ÉÁ½¸ö׶½Ç²»µÈµÄֽ׶¡£
£¨1£©Òª²â¶¨Ö½×¶ÏÂÂäµÄËٶȣ¬¿É¸ù¾ÝÔ­Àí________£¬Ó¦²â³öֽ׶ÏÂÂäʱµÄ________ºÍ________£»
£¨2£©ÔÚ²âÁ¿¹ý³ÌÖУ¬·¢ÏÖÆäÖÐ________½ÏÄѲâ³ö£¬ÓÚÊÇÎÒÃǿɲÉÓÃÔö¼Ó________»ò»»ÓÃ׶½Ç½Ï________£¨´ó/С£©µÄֽ׶½øÐвâÁ¿£¬Í¬Ê±¿ÉÓöà´Î²âÁ¿Çóƽ¾ùÖµ£¬¿ÉÒÔ________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º2011-2012ѧÄê½­ËÕÊ¡Ì©ÖÝÊнªÑ߶þ¸½ÖаËÄ꼶£¨ÉÏ£©ÆÚÄ©ÎïÀíÊÔ¾í£¨½âÎö°æ£© ÌâÐÍ£º½â´ðÌâ

£¨1£©¿ÎÌÃÉÏÔÚ¡°²âÁ¿Ö½×¶ÏÂÂäµÄËٶȡ±ÊµÑéÖУ¬Ê×ÏÈÎÒÃǼôÏÂÁ½¸öµÈ´óµÄԲֽƬ£¬ÆäÖÐÒ»¸öԲֽƬ²ÃÈ¥µÄÉÈÐÎÔ²ÐĽDZÈÁíÒ»¸ö´ó£¬ÔÙ½«ËüÃÇÕ³Ìù³ÉÁ½¸ö׶½Ç²»µÈµÄֽ׶£®
¢ÙÒª²â¶¨Ö½×¶ÏÂÂäµÄËٶȣ¬ËùÒÀ¾ÝµÄʵÑéÔ­ÀíÊÇ______£®
¢ÚÔÚ²âÁ¿¹ý³ÌÖУ¬·¢ÏÖÆäÖÐ______½ÏÄѲâ³ö£¬ÓÚÊÇÎÒÃǿɲÉÓÃÔö¼Ó______»ò»»ÓÃ׶½Ç½Ï______£¨´ó/С£©µÄֽ׶½øÐвâÁ¿£®
£¨2£©ÔÚ¿ÎÍâʵ¼ù»î¶¯ÖУ¬ÓÃÉÁ¹âÕÕÏà»ú̽¾¿Ö½×¶ÊúÖ±ÏÂÂäµÄÔ˶¯Çé¿ö£¬ÕÕÏà»úÿ¸ô0.2sÆعâÒ»´Î£¨¼´Ã¿¸ô0.2s¾Í³ÉÒ»´ÎÏñ£©£®
¢ÙС·¼ËùÔÚµÄÐËȤС×éÅÄϵÄÕÕƬÈçͼËùʾ£¬ÄãÓÿ̶ȳ߲âÁ¿ÏàÁÚµÄÁ½¸öֽ׶֮¼äµÄ¾àÀ룬»á·¢ÏÖËüÃÇÖ®¼äµÄ¾àÀëÊÇ______£¨²»±ä/Ïȱä´óºó²»±ä/Ò»Ö±±ä´ó£©£¬ÓÉ´Ë¿ÉÒÔÅжÏֽ׶ÏÂÂäµÄËٶȴóС±ä»¯Çé¿öÊÇ______£¨²»±ä/Ïȱä´óºó²»±ä/Ò»Ö±±ä´ó£©£®
¢ÚÈôֽ׶֮¼äʵ¼Ê¾àÀëÊÇÕÕƬÉϾàÀëµÄ10±¶£¬Ôòֽ׶ÔÚÏÂÂä¹ý³ÌÖÐA¡¢B½×¶ÎµÄËÙ¶ÈΪ______m/s£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸