问题
填空题
小王同学在端午节时随父亲到嘉陵江上乘船游玩．当船加速行驶时，船受到______（填“平衡力”或“非平衡力”）作用；此时以______为参照物，小王是静止的．
答案
船处于加速行驶状态，加速不是一种平衡状态，非平衡状态时受到的就是非平衡力；
小王坐在船上，随着船一起同向同速行驶，是相对静止状态，以船为参照物，小王是静止的．
故答案为：非平衡力；船．
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小王同学在端午节时随父亲到嘉陵江上乘船游玩．当船加速行驶时，船受到______（填“平衡力”或“非平衡力”）作用；此时以______为参照物，小王是静止的．
船处于加速行驶状态，加速不是一种平衡状态，非平衡状态时受到的就是非平衡力；
小王坐在船上，随着船一起同向同速行驶，是相对静止状态，以船为参照物，小王是静止的．
故答案为：非平衡力；船．
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| I'm always busy with my work. I remember that I don't 1 a vacation for a long time. One day, my cousin 2 me and said, "Hey, Eddie. Let's go to Montreal (蒙特利尔) for our vacation! You are always 3 ." That really hit (让……心动) me. He was right. I'm 4 and stressed out, so I decide to take a short vacation. I'm 5 three days putting my work in order (整理工作). We are staying in Montreal 6 eight days. I think I'm feeling 7 in Montreal. I know it is great 8 the Internet. The people there are friendly 9 the weather is nice. We are having a good time. We are going 10 every day. I learned 11 to swim last year. We are eating delicious local (当地的) 12 . We are playing soccer once or twice every 13 . Every night is going to be nice. I am 14 making many friends there. 15 eight happy days in Montreal, we're getting back to Toronto. | ||||
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