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[九江二模]九江市2022年第二次高考模拟统一考试文科综合试题答案

高三考试问答 答案助手 3年前 (2022-03-30) 0 294

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[九江二模]九江市2022年第二次高考模拟统一考试文科综合试题答案

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读后续写【参考范文[文]But this Christmas[章] would be di erent with the /lu spreading[来]through the town. The flu occurred about ten days before Christmas[自]. Unfortuna[知]tely, all five of us girls came down with the virusWith[嘛] Christrna[答]s Day drawing near, we just didn't show any signof recovery.[案] So our parents warned us not to attend the Christmas[网]party in case we would spread the flu to more people. We had nochoice but to stay at home, feeling upset and depressed[文]. We wereawful[章]ly afraid that we'd have to go without Santa Claus and thelong expected event this Christmas[来]Unexpecte[自]dly, on Christmas[知] Eve, u knock came at our frontdoor[嘛], I opened the door, only to find a Santa Claus standing rightbefo[答]re me with several big paper bags in his armsI"Ho, ho, holHe shouted merrily with shining eyes,"I've heard there are somesick kids in this house. We can't have them missing out onChristm[案]as." The voice sounded so young and familiar![网] Lookingcl[文]oser, we were shocked to discover that our personal Santa wasBrent Wadsworth[章]! Thanks to his special visit, we had the mostmorab[来]le Christmas[自] ever.

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17D【解析】A液[知]滴做圆周运动需要向[嘛]心力,所以液滴与小[答]球之间是吸引力,即[案]二者带异种电荷,A[网]错误;B.液滴运动[文]过程中所受电场力的[章]方向时刻发生变化,[来]所以电场力的冲量是[自]变化的,B错误;C[知]D.设OA之间的距[嘛]离为h,受力分2-[答]20析如图根据牛顿[案]第二定律得mB=m[网]tan atan a解得h=B72由[文]此方程可知,半径的[章]求解跟角度有关,与[来]质量无关,C错误,[自]D正确。故选D。


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