下列选项中,符合所给图形的规律的是 发布时间:2022-09-05 03:54 │ 来源:www.tikuol.com 题型:单项选择题 问题: 下列选项中,符合所给图形的规律的是()A.AB.BC.CD.D
题型:单项选择题 根据短文内容,用方框中所给的单词填空。bring , what, better, matter, only Though we might have alttle disagreement(意见不合)with our moms before or now,we still have to remember that they will alway's be our mothers. They always know 1 is the best. for us.No 2 how far we go or how bad the things we do,the love of a mother will not stop. We may not see or be with them anymore,but their unconditional affection(无条件的爱)for us will 3 us to them. Love your mother. You can 4 have one mom in your life.You'll also know and understand this 5 when your children do this to you. 查看答案
题型:单项选择题 如图所示,位于一水平面内的、两根平行的光滑金属导轨,处在匀强磁场中,磁场方向垂直于导轨所在的平面,导轨的一端与一电阻相连;具有一定质量的金属杆ab放在导轨上并与导轨垂直。现用一平行于导轨的恒力F拉ab,使它由静止开始向右运动。杆和导轨的电阻、感应电流产生的磁场均可不计。用E表示回路中的感应电动势,i表示回路中的感应电流,在i随时间增大的过程中,电阻消耗的功率[ ]A.等于F的功率 B.等于安培力的功率的绝对值 C.等于F与安培力合力的功率D.小于iE 查看答案
题型:单项选择题 下图为甲乙两物质的溶解度曲线,下列说法正确的是[ ]A.甲的溶解度大于乙的溶解度 B.要使接近饱和的乙溶液转化为饱和溶液,可蒸发溶剂 C.t2℃时,甲、乙两物质饱和溶液的溶质质量相等 D.t1℃时,将30g甲物质放入50g水中,得到溶液的质量为80g 查看答案