初二的钟摆实验的实验报告 某校八年级（2）班的一课外探究小组的同学们，在课外探究“钟摆...
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1.摆线长度不变，变换摆锤的重量，观察摆动周期；2.摆锤重量不变，变动摆线的长短，观察摆动周期；
结论为：1.单摆的周期与摆线长度有关系，周期T与根号L成正比。
2.单摆的周期与摆锤重量无关系.
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绛旓細棰勪範鎶ュ憡锛1锛岃瘯楠岀洰鐨勶紝锛堣繖涓ぇ瀛︾墿鐞嗚瘯楠屼功涓婃妱锛屽摢涓瘯楠屽氨鎶勫摢涓級锛2锛瀹為獙浠櫒锛岀収鐫涔︿笂鎶勶紝3锛岄噸瑕佺墿鐞嗛噺鍜屽叕寮忥細鎶婁功涓婄殑鍏紡鎶勪簡锛氫竴鑸儏鍐典笅鏄妱缁撹鎬х殑鍏紡锛屽啀瀵硅繖涓叕寮忎笂鐨勭墿鐞嗛噺杩涜鍒嗘瀽锛岃鏄庤繖浜涚墿鐞嗛噺閮芥槸浠涔堜笢涓滐紝杩欐槸娌℃湁鍏呭垎棰勪範鐨勫仛娉曪紝濡傛灉浣犲厖鍒嗗湴鐪嬫噦浜嗚鍋氱殑璇曢獙锛屼綘...
绛旓細鍥炵瓟锛氱墿鐞嗚繖闂ㄨ嚜鐒剁瀛﹁绋嬫瘮杈冩瘮杈冮毦瀛,闈犳璁扮‖鑳屾槸瀛︿笉浼氱殑,涓瀛椾笉宸湴鑳屼笅鏉,鍑轰釜棰樼洰杩樻槸鐓ф牱涓嶄細浣溿傜墿鐞嗚鍒濅腑銆侀珮涓佸ぇ瀛﹀悇璁蹭竴閬,鍒濅腑瀹氭х殑涓滆タ澶,楂樹腑瀹氶噺鐨勪笢瑗垮,澶у瀹氶噺鐨勪笢瑗挎洿澶氫簡,鑰屼笖瑕佺敤楂樼瓑鏁板鍘昏绠椼傞偅涔,濡備綍瀛﹀ソ鐗╃悊鍛? 瑕佹兂瀛﹀ソ鐗╃悊,搴斿綋鑳藉鍋氬埌涓嶄粎鏄兘鎶婄墿鐞嗗濂,鍏...
绛旓細40銆 8銆佸皬缁:鎶婂垰鎵嶅垏鍒嗗拰鍙犲姞杩欎袱涓疄楠岃仈绯诲湪涓璧,鎴戜滑寰楀埌浜嗕粈涔堢粨璁?瀛︾敓璁板綍涓暀鏉愮4闈鐨勫疄楠屾姤鍛鍗曚笂銆41銆(鐢卞悓涓绉嶆潗鏂欐瀯鎴愮殑鐗╀綋,鏀瑰彉瀹冧滑鐨勪綋绉ぇ灏,鍦ㄦ按涓殑娌夋诞鏄笉浼氬彂鐢熸敼鍙樼殑銆42銆) 鏉夸功璁捐: 鐗╀綋鍦ㄦ按涓槸娌夎繕鏄诞 鐮栧潡 娌 鏈ㄥ潡 娴 濉戞枡鍧 娴 鐚滄祴涓庢矇娴浉鍏冲洜绱:浣撶Н澶у皬銆佽交閲嶃佸舰鐘躲...
绛旓細灏忕粍瀹為獙涓锛氭按妲1涓紝鐗╀綋7绉嶏紙灏忕煶鍧椼佹场娌潡銆佸洖褰㈤拡銆佽湣鐑涖佸甫鐩栫殑绌虹摱銆佽悵鍗溿佹鐨級锛屽疄楠岃褰曡〃锛堟暀鏉愮2闈級銆傚皬缁勫疄楠屼簩锛氭按妲斤紝钀濆崪锛屾鐨紙涓庡疄楠屼竴鍏辩敤锛夛紝灏忓垁1鎶婏紝鍥炲舰閽10鏋氾紝鏈ㄥ潡3鍧楋紝瀹為獙璁板綍琛紙鏁欐潗绗3闈級銆傘愭暀鏉愬鐞嗐戞暀鏉愮2闈袱涓湴鏂瑰嚭鐜扳滄场娌鏂欏潡鈥濓紝鍦ㄤ粩缁嗙爺璇绘暀鏉愬拰...
绛旓細1.鎽嗙嚎闀垮害涓嶅彉锛屽彉鎹㈡憜閿ょ殑閲嶉噺锛岃瀵熸憜鍔ㄥ懆鏈燂紱2.鎽嗛敜閲嶉噺涓嶅彉锛屽彉鍔ㄦ憜绾跨殑闀跨煭锛岃瀵熸憜鍔ㄥ懆鏈燂紱缁撹涓猴細1.鍗曟憜鐨勫懆鏈熶笌鎽嗙嚎闀垮害鏈夊叧绯伙紝鍛ㄦ湡T涓庢牴鍙稬鎴愭姣斻2.鍗曟憜鐨勫懆鏈熶笌鎽嗛敜閲嶉噺鏃犲叧绯.
