£¨6·Ö£©Ä³Ñ§Ï°Ð¡×éÀûÓÃ×ÔÐгµµÄÔ˶¯¡°Ì½¾¿×èÁ¦×ö¹¦ÓëËٶȱ仯µÄ¹Øϵ¡±£®ÈËÆï×ÔÐгµÔÚƽֱµÄ·ÃæÉÏÔ˶¯£¬µ±ÈËÍ£Ö¹µÅ³µºó£¬ÓÉÓÚÊܵ½×èÁ¦×÷Óã¬×ÔÐгµµÄËٶȻáÖð½¥¼õСÖÁÁ㣬ÈçͼËùʾ£®Ôڴ˹ý³ÌÖУ¬×èÁ¦×ö¹¦Ê¹×ÔÐгµµÄËٶȷ¢Éú±ä»¯£®Éè×ÔÐгµÎÞ¶¯Á¦ºóÊܵ½µÄ×èÁ¦ºã¶¨£®
£¨1£©ÔÚʵÑéÖÐʹ×ÔÐгµÔÚƽֱµÄ¹«Â·ÉÏ»ñµÃijһËٶȺóÍ£Ö¹µÅ³µ£¬ÐèÒª²â³öÈËÍ£Ö¹µÅ³µºó×ÔÐгµÏòÇ°»¬ÐеľàÀës£¬ÎªÁ˼ÆËã×ÔÐгµµÄ³õËÙ¶Èv£¬»¹ÐèÒª²âÁ¿_______£¨ÌîдÎïÀíÁ¿µÄÃû³Æ¼°·ûºÅ£©£®
£¨2£©Éè×ÔÐгµÊܵ½µÄ×èÁ¦ºãΪf,¼ÆËã³ö×èÁ¦×öµÄ¹¦W¼°×ÔÐгµµÄ³õËÙ¶Èv£®¸Ä±äÈËÍ£Ö¹µÅ³µÊ±×ÔÐгµµÄËٶȣ¬Öظ´ÊµÑ飬¿ÉÒԵõ½¶à×é²âÁ¿Öµ,ÒÔ×èÁ¦¶Ô×ÔÐгµ×ö¹¦µÄ´óСΪ×Ý×ø±ê£¬×ÔÐгµ³õËÙ¶ÈΪºá×ø±ê£¬×÷³öW£vÇúÏߣ®·ÖÎöÕâÌõÇúÏߣ¬¾Í¿ÉÒԵõ½×èÁ¦×öµÄ¹¦Óë×ÔÐгµËٶȱ仯µÄ¶¨ÐÔ¹Øϵ£®ÔÚʵÑéÖÐ×÷³öW£vͼÏóÈçͼËùʾ£¬ÆäÖзûºÏʵ¼ÊÇé¿öµÄÊÇ______________£®
£¨1£©ÈËÍ£Ö¹µÅ³µºó×ÔÐгµÏòÇ°»¬ÐеÄʱ¼ät£¨3·Ö£©£»£¨2£©C £¨3·Ö£©£»
½âÎöÊÔÌâ·ÖÎö£º£¨1£©ÒòÍ£Ö¹µÅ³µºó×ÔÐгµÖ»ÊÜĦ²Á×èÁ¦£¬×öÔȼõËÙÖ±ÏßÔ˶¯£¬¸ù¾Ýƽ¾ùËٶȹ«Ê½¿ÉÖª£¬×ÔÐгµµÄ³õËٶȣ¬¹Ê»¹ÐèÒª²âÁ¿³öÈËÍ£Ö¹µÅ³µºó×ÔÐгµÏòÇ°»¬ÐеÄʱ¼ät£»£¨2£©¸ù¾Ý¶¯Äܶ¨ÀíÓеÃÖª£¬¹ÊÖ»ÓÐÑ¡ÏîCÕýÈ·£»
¿¼µã£º¶¯Äܶ¨Àí¡¢ÔȱäËÙÖ±ÏßÔ˶¯¹«Ê½
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
Èô²âµÃijһÎïÌåÖÊÁ¿mÒ»¶¨Ê±£¬aÓëFµÄÓйØÊý¾Ý×ÊÁÏÈç±íËùʾ£º
a/m¡¤s-2 | 1.98 | 4.06 | 5.95 | 8.12 |
F/N | 1.00 | 2.00 | 3.00 | 4.00 |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
£¨10·Ö£©ÈçͼËùʾΪijͬѧÔÚÒ»´ÎʵÑéÖÐÓôòµã¼ÆʱÆ÷´ò³öµÄÒ»ÌõÖ½´ø£¬ÆäÖÐABCDEFÊÇ´òµã¼ÆʱÆ÷Á¬Ðø´ò³öµÄ6¸öµã£¬¸ÃͬѧÓúÁÃ׿̶ȳ߲âÁ¿Aµãµ½¸÷µãµÄ¾àÀ룬²¢¼Ç¼ÔÚͼÖУ¨µ¥Î»£ºcm£©Ôò£º
¢ÙͼÖÐÎå¸öÊý¾ÝÖв»·ûºÏÓÐЧÊý×ÖÒªÇóµÄÊÇ_______£¬Ó¦¼´Îª_______cm£»
¢ÚÔÚÖ½´øÉÏ´ò³öDµãʱµÄ˲ʱËÙ¶ÈΪ_______m/s£¬ÎïÌåÔ˶¯µÄ¼ÓËÙ¶ÈÊÇ_______m/s2£»
¢Û¸ù¾ÝÒÔÉϼÆËã½á¹û¿ÉÒÔ¹À¼ÆÖ½´øÊǸÃͬѧ×öÏÂÁÐÄǸöʵÑé´ò³öµÄÖ½´ø£¨ £©
A£®Á·Ï°Ê¹Óôòµã¼ÆʱÆ÷ |
B£®Ì½¾¿¡°¼ÓËÙ¶ÈÓëÁ¦ºÍÖÊÁ¿µÄ¹Øϵ¡± |
C£®ÓÃÂäÌå·¨ÑéÖ¤»úеÄÜÊغ㶨ÂÉ |
D£®ÓÃбÃæºÍС³µÑо¿ÔȱäËÙÖ±ÏßÔ˶¯ |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
£¨8·Ö£©Ä³ÊµÑéС×éÀûÓÃÈçͼ¼×ËùʾµÄÆøµæµ¼¹ìʵÑé×°ÖÃÀ´Ì½¾¿ºÏÁ¦Ò»¶¨Ê±£¬ÎïÌåµÄ¼ÓËÙ¶ÈÓëÖÊÁ¿Ö®¼äµÄ¹Øϵ¡£
£¨1£©×öʵÑéʱ£¬½«»¬¿é´Óͼ¼×ËùʾλÖÃÓɾ²Ö¹ÊÍ·Å£¬ÓÉÊý×Ö¼ÆʱÆ÷£¨Í¼ÖÐδ»³ö£©¿É¶Á³öÕÚ¹âÌõͨ¹ý¹âµçÃÅ1¡¢2µÄʱ¼ä·Ö±ðΪ¦¤t1¡¢¦¤t2£»Óÿ̶ȳ߲âµÃÁ½¸ö¹âµçÃÅÖÐÐÄÖ®¼äµÄ¾àÀëx£¬ÓÃÓα꿨³ß²âµÃÕÚ¹âÌõ¿í¶Èd¡£Ôò»¬¿é¾¹ý¹âµçÃÅ1ʱµÄËٶȱí´ïʽv1= £»¾¹ý¹âµçÃÅ2ʱµÄËٶȱí´ïʽv2 = £¬»¬¿é¼ÓËٶȵıí´ïʽa= ¡££¨ÒÔÉϱí´ïʽ¾ùÓÃÒÑÖª×Öĸ±íʾ£©¡£ÈçͼÒÒËùʾ£¬ÈôÓÃ20·Ö¶ÈµÄÓα꿨³ß²âÁ¿ÕÚ¹âÌõµÄ¿í¶È£¬Æä¶ÁÊýΪ mm¡£
(2) ΪÁ˱£³Ö»¬¿éËùÊܵĺÏÁ¦²»±ä£¬¿É¸Ä±ä»¬¿éÖÊÁ¿MºÍÆøµæµ¼¹ìÓҶ˸߶Èh£¨¼ûͼ¼×£©¡£¹ØÓÚ¡°¸Ä±ä»¬¿éÖÊÁ¿MºÍÆøµæµ¼¹ìÓҶ˸߶Èh¡±µÄÕýÈ·²Ù×÷·½·¨ÊÇ
A£®MÔö´óʱ£¬hÔö´ó£¬ÒÔ±£³Ö¶þÕ߳˻ýÔö´ó |
B£®MÔö´óʱ£¬h¼õС£¬ÒÔ±£³Ö¶þÕ߳˻ý²»±ä |
C£®M¼õСʱ£¬hÔö´ó£¬ÒÔ±£³Ö¶þÕ߳˻ý²»±ä |
D£®M¼õСʱ£¬h¼õС£¬ÒÔ±£³Ö¶þÕ߳˻ý¼õС |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
£¨9·Ö£©ÏÖÒª²â¶¨Ä¾¿éÓ볤ľ°åÖ®¼äµÄ¶¯Ä¦²ÁÒòÊý£¬¸ø¶¨µÄÆ÷²ÄÈçÏ£ºÒ»¸öÇã½Ç¿ÉÒÔµ÷½ÚµÄ³¤Ä¾°å£¨Èçͼ£©¡¢Ä¾¿é¡¢¼ÆʱÆ÷¡¢Ã׳ߡ£ÇëÌîÈëÊʵ±µÄ¹«Ê½»òÎÄ×Ö£¬ÍêÉÆÒÔÏÂʵÑé²½Ö裺
¢ÙÓÃÃ׳߲âÁ¿³¤Ä¾°å¶¥¶ËBÏà¶ÔÓÚˮƽ×ÀÃæCAµÄ¸ß¶ÈºÍ³¤Ä¾°åµÄ×ܳ¤¶È.Éèľ¿éËùÊÜÖØÁ¦Îª£¬Ä¾¿éÓ볤ľ°åÖ®¼äµÄ¶¯Ä¦²ÁÒòÊýΪ£¬Ôòľ¿éËùÊܵĺÏÍâÁ¦±í´ïʽ£½_____________.
¢ÚÈÃľ¿é´ÓбÃæÉÏ·½Ò»¹Ì¶¨µãDÓɾ²Ö¹¿ªÊ¼Ï»¬µ½Ð±Ãæµ×¶ËA´¦£¬¼ÇÏÂËùÓõÄʱ¼ä£¬ÓÃÃ׳߲âÁ¿DÓëAÖ®¼äµÄ¾àÀë.
¢Û¸ù¾ÝÅ£¶ÙµÚ¶þ¶¨ÂÉ£¬¿ÉÇóµÃ¶¯Ä¦²ÁÒòÊýµÄ±í´ïʽ£½__________£¬´úÈë²âÁ¿Öµ¼ÆËãÇó³öµÄÖµ.
¢Ü¸Ä±ä______________________________£¬Öظ´ÉÏÊö²âÁ¿ºÍ¼ÆË㣻ÔÙÇó³öµÄƽ¾ùÖµ.
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
£¨4·Ö£©ÔÚ¡°ÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò¡±µÄʵÑéÖУ¬ÆäÖеÄÁ½¸öʵÑé²½ÖèÊÇ£º
£¨1£©ÔÚˮƽ·ÅÖõÄľ°åÉϹ̶¨Ò»ÕÅ°×Ö½£¬°ÑÏðƤÌõµÄÒ»¶Ë¹Ì¶¨ÔÚľ°åÉÏ£¬ÁíÒ»¶ËË©Á½¸ùϸÏߣ¬Í¨¹ýϸÏßͬʱÓÃÁ½¸öµ¯»É³Ó»¥³É½Ç¶ÈµØÀÏðƤÌõ£¬Ê¹ËüÓëϸÏߵĽáµãµ½´ïijһλÖÃOµã£¬ÔÚ°×Ö½ÉϼÇÏÂOµãµÄλÖúÍÁ½µ¯»É³ÓµÄ¶ÁÊýF1¡¢F2ºÍ_________¡£
£¨2£©Ö»ÓÃÒ»Ö»µ¯»É³Óͨ¹ýϸÉþÀÏðƤÌõ£¬Ê¹ËüµÄ½áµãµ½´ï_________£¬¼ÇÏ´Ëʱµ¯»É³ÓµÄ¶ÁÊýF¡äºÍϸÉþµÄ·½Ïò¡£
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
ÔÚ¡¶Ñо¿ÔȱäËÙÖ±ÏßÔ˶¯¡·µÄʵÑéÖУ¬µÃµ½Ò»ÌõÀíÏëÖ½´ø£¬ÈçͼËùʾ¡£°´´òµãÏȺóÒÀ´ÎÔÚÖ½´øÉÏÑ¡ÔñÁ˱êΪ0¡«5µÄ6¸ö¼ÇÊýµã£¬ÏàÁÚÁ½¸ö¼ÇÊýµã¼ä»¹ÓÐËĸöµãûÓл³ö¡£Ö½´øÅÔ²¢ÅÅ·Å×Å´øÓÐ×îС¿Ì¶ÈΪºÁÃ׵Ŀ̶ȳß(ͼÖÐÖ»0¡¢2¡¢4µãλÖÿɶÁÊý)£¬Óɴ˼ÆËã³öС³µÔ˶¯µÄ¼ÓËÙ¶ÈÊÇ __m/s2(È¡ÏòÓÒΪÕý·½Ïò)£¬´ò¼ÇÊýµã5ʱС³µµÄËٶȴóСÊÇ m/s¡£(½á¹û¾ù±£Áô¶þλÓÐЧÊý×Ö)
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
£¨8·Ö£©ÎªÁ˲âÁ¿Á½¸öÖÊÁ¿²»µÈµÄɳ´üµÄÖÊÁ¿£¬ÓÉÓÚûÓÐÖ±½Ó²âÁ¿¹¤¾ß£¬Ä³ÊµÑéС×éÓ¦ÓÃÏÂÁÐÆ÷²Ä²âÁ¿£ºÇáÖʶ¨»¬ÂÖ(ÖÊÁ¿ºÍĦ²Á¿ÉºöÂÔ)¡¢íÀÂëÒ»Ì×(×ÜÖÊÁ¿Îªm£½0.5 kg)¡¢Ï¸Ïß¡¢Ã׳ߡ¢Ãë±í£¬ËûÃǸù¾ÝÒÑѧ¹ýµÄÎïÀíѧ֪ʶ£¬¸Ä±äʵÑéÌõ¼þ½øÐжà´Î²âÁ¿£¬Ñ¡ÔñºÏÊʵıäÁ¿µÃµ½ÏßÐÔ¹Øϵ£¬×÷³öͼÏß²¢¸ù¾ÝͼÏßµÄбÂʺͽؾàÇó³öɳ´üµÄÖÊÁ¿£®²Ù×÷ÈçÏ£º
(1)ʵÑé×°ÖÃÈçͼ£¬Éè×óÓÒÁ½±ßɳ´üµÄÖÊÁ¿·Ö±ðΪm1¡¢m2£»
(2)´ÓmÖÐÈ¡³öÖÊÁ¿Îªm¡äµÄíÀÂë·ÅÔÚÓÒ±ßɳ´üÖУ¬Ê£ÓàíÀÂ붼·ÅÔÚ×ó±ßɳ´üÖУ¬·¢ÏÖm1Ͻµm2ÉÏÉý£»
(3)ÓÃÃ׳߲â³öɳ´üm1´Ó¾²Ö¹Ï½µµÄ¾àÀëh£¬ÓÃÃë±í²â³öɳ´üm1ϽµÊ±¼ät£¬Ôò¿É֪ɳ´üµÄ¼ÓËٶȴóСΪa£½________
(4)¸Ä±äm¡ä£¬²âÁ¿ÏàÓ¦µÄ¼ÓËÙ¶Èa£¬µÃµ½¶à×ém¡ä¼°aµÄÊý¾Ý£¬×÷³ö________(Ñ¡Ìî¡°a¡«m¡ä¡± »ò¡°a¡«¡±)ͼÏߣ»
(5)ÈôÇóµÃͼÏßµÄбÂÊk£½4 m/kg¡¤s2£¬½Ø¾àb£½2 m/s2£¬É³´üµÄÖÊÁ¿m1£½________kg£¬m2£½________kg¡£
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ
ÀûÓÃÑо¿µ¯Á¦ºÍµ¯»ÉÉ쳤¹ØϵµÄʵÑ飬²â¶¨µ¯»ÉµÄ¾¢¶ÈϵÊý¡£ÓÃÒ»²âÁ¦¼ÆˮƽÀÒ»¶Ë¹Ì¶¨µÄµ¯»É£¬²â³öµÄ¼¸×鵯Á¦FÓ뵯»É³¤¶ÈL¶ÔÓ¦µÄÊý¾ÝÈç±í¸ñËùʾ£º
F/N | 1£®10 | 1£®50 | 2£®00 | 2£®80 | 3£®40 | 4£®00 |
L/cm | 22£®00 | 22£®35 | 22£®60 | 23£®20 | 23£®60 | 24£®00 |
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com