车前进了,所选的参照物是乙车,故C正确,故选C。
8. 【2016·泉州卷】小东和小龙同骑一辆双人自行车游玩,若说小东是静止的,则所选择的参照物是( ) A.指路牌 8、D
B.路边的树
C.路边的石雕
D.小龙
解析:小东和小龙同骑一辆双人自行车游玩,小东相对于指路牌、路边的树、路边的石雕位置不
断变化,故小东是运动的,相对于小龙的位置不发生变化,故小东是运动的,故选D.
9. 【2016·无锡卷】歼15战机从航空母舰的甲板起飞,以 为参照物,飞行员是静止;以 为参照物,飞行员是运动的. 9、战机;地面(航母)
解析:以战机为参照物,飞行员与飞机之间的位置没有发生变化,所以飞
行员是静止的;以地面(航母)为参照物,飞行员与地面之间的位置发生了变化,所以飞行员是运动的. 10、【2016·哈尔滨卷】(2分)哈尔滨市的五月,丁香花盛开,芳香四溢.人们能闻到花香,说明花的香味分子 ;若以走过花丛的行人为参照物,丁香树是 的(选填“静止”或“运动”).
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