[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fapvRsfC_RsrfsL71OQUZxJOJq_CFueBQrvp-XvGxE4s":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":17,"related":18,"source":29,"type":30},[],"2026-05-24 23:04:22",384752139,[8,9,10,11,12],"侧倾步态","扭动","画弧步态","腰椎前凸","外展步态",{"courseId":14,"courseImg":15,"courseName":16},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","大腿假肢接受腔内壁过高或外侧壁内压力不足,易出现哪种假肢步态",[19,31,40,49,58,67,76,85,94,102],{"answer":20,"createTime":21,"id":22,"options":23,"question":28,"source":29,"type":30},[],"2026-04-26 21:40:40",351852315,[24,25,26,27],"静止或作匀速直线运动的物体一定不受外力的作用","物体的速度为零时,一定处于平衡状态","物体的运动状态发生变化时,一定受到外力的作用","物体的位移方向一定与所受合力方向一致","下列说法正确的是( )","v1",0,{"answer":32,"createTime":21,"id":33,"options":34,"question":39,"source":29,"type":30},[],351852316,[35,36,37,38],"力是使物体发生位移的原因","力是使物体保持静止状态的原因","力是维持物体运动状态的原因","力是改变物体运动状态的原因","根据牛顿运动定律可知( )",{"answer":41,"createTime":21,"id":42,"options":43,"question":48,"source":29,"type":30},[],351852317,[44,45,46,47],"力不能脱离物体而独立存在","一般情况下力不能脱离物体而独立存在","力可以脱离物体","力和物体没有关系","力和物体的关系是( )",{"answer":50,"createTime":21,"id":51,"options":52,"question":57,"source":29,"type":30},[],351852318,[53,54,55,56],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe959746e140e3c786928dc5708189412.png\">和\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe53eab986c2841b6aaaf36c4811544ea.png\">方向相同","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3e9d25e88ef049a4900b711891025bbb.png\">和\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd08722718a7b2e17eb0ed2c818f746dd.png\">方向相同","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe959746e140e3c786928dc5708189412.png\">和\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd08722718a7b2e17eb0ed2c818f746dd.png\">方向相同","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe53eab986c2841b6aaaf36c4811544ea.png\">和\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd08722718a7b2e17eb0ed2c818f746dd.png\">方向相反","运动质点在t时刻的速度为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F57a52461f75fbf8c19bb73fd69035017.png\">,所受合外力为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd08722718a7b2e17eb0ed2c818f746dd.png\">,加速度为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe53eab986c2841b6aaaf36c4811544ea.png\">,则下述关系正确的是( )",{"answer":59,"createTime":21,"id":60,"options":61,"question":66,"source":29,"type":30},[],351852319,[62,63,64,65],"匀速直线运动","匀速圆周运动","平抛运动","匀变速运动","一个物体只受一个恒力作用,则此物体一定作( )",{"answer":68,"createTime":21,"id":69,"options":70,"question":75,"source":29,"type":30},[],351852320,[71,72,73,74],"人跳起后,车厢内的空气给人一个向前的力,这力使人向前运动","人跳起后,车厢对人有一个向前的摩擦力,这力使人向前运动","人跳起后,车继续向前运动,所以人下落后必定向后偏一些,只是由于时间很短,距离太小,不明显而已","人跳起后,在水平方向人和车水平速度始终相同","火车在长直水平轨道上匀速行驶,车厢内有一个人向上跳起,发现仍落回到车上原处,这是因为( )",{"answer":77,"createTime":21,"id":78,"options":79,"question":84,"source":29,"type":30},[],351852321,[80,81,82,83],"汽车突然刹车","汽车突然减速","汽车突然启动","汽车突然拐弯","发生以下哪一事件会让汽车上的乘客突然向后倾( )",{"answer":86,"createTime":21,"id":87,"options":88,"question":93,"source":29,"type":30},[],351852322,[89,90,91,92],"一定相碰","一定不相碰","若\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F020cf6b037088b189db5ea2eda3e139d.png\">,则肯定相碰","无法确定是否相碰","如图所示,在一辆表面光滑的小车上,放有质量分别为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F025421f7a9236ff10d6b432679641cb4.png\">的两个小球,随车一起作匀速直线运动.当车突然停止运动,则两小球(设车无限长,其他阻力不计)( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd3ecd110347f06295c288cd2487584f2.png\">",{"answer":95,"createTime":21,"id":96,"options":97,"question":28,"source":29,"type":30},[],351852323,[98,99,100,101],"运动得越快的汽车越不容易停下来,是因为汽车运动得越快,惯性越大","小球在做自由落体运动时,惯性不存在了","把一个物体竖直向上抛出后,能继续上升,是因为物体仍受到一个向上的推力","物体的惯性仅与质量有关,质量大的惯性大,质量小的惯性小",{"answer":103,"createTime":21,"id":104,"options":105,"question":110,"source":29,"type":30},[],351852324,[106,107,108,109],"在水平轨道上滑行的两节车厢质量相同,行驶速度较大的不容易停下来,说明速度较大的物体惯性大","在水平轨道上滑行的两节车厢速度相同,其中质量较大的车厢容易停下来,说明质量大的物体惯性大","推动原来静止在水平轨道上的车厢,比推动另一节相同的、正在滑行的车厢需要的力大,说明静止的物体惯性大","物体的惯性大小与物体的运动情况及受力情况无关","以下有关惯性的说法中正确的是( )"]