湖北省十堰市郧县实验中学中考物理仿真模拟试题一(参考答案)由刀豆文库小编整理，希望给你工作、学习、生活带来方便，猜你可能喜欢“湖北省十堰市郧县邮编”。
2018年湖北省十堰市郧县实验中学中考物理仿真模拟试题一（参考答案）
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一、单项选择题 题号 1 2 3 4 5 6 7 8 9 10 答案 B D B B D B B B B D
二、填空题
11．减小空气阻力 15 52 304 12．聚变 裂变 13．低 大于 14．2N 15．减小压强 增大摩擦 略 16．增加 17．增加 增加 18．不相同 等于
三、作图题：略
四、实验探究题
20．右 左 游码 右 水平 便于从杠杆上直接读出力臂的大小
21．C 接触面积无关 滑动摩擦力的大小与物体受到的压力大小有关 1和5 4和6 22．速度 木块前进距离的远近 速度 距离 阻力 做匀速直线运动
23．（1）实验步骤：
①在量筒内倒入适量的水，体积为V1 ②将橡皮泥捏成空心状漂浮在水中，观察此时水的体积V2 ③将橡皮泥捏成实心状沉在水中，观察此时水的体积V3（2）橡皮泥密度表达式：略
五、计算题
24．7×107N 8．24×104Pa 3×104m 25．1．092×106J 700W/m29．1×1016J
