您所在的当前位置：初中物理试题 >

长度的估测

> 如图是表示某物体做直线运动时，路程随时间变化的图象．这个物体 A.在0～4h内做加速运动 B.在4～7h内做匀速运动 C.在4～7h内处于静止状态 D.2～4h内的速度比8-l0h内的速度大

问题：

发布时间：2024-09-09

如图是表示某物体做直线运动时，路程随时间变化的图象．这个物体

A.在0～4h内做加速运动
B.在4～7h内做匀速运动
C.在4～7h内处于静止状态
D.2～4h内的速度比8-l0h内的速度大

参考答案：

提问用户：Jh***ocl

可能感兴趣的题目：

1 完形填空。 It was a small town in England. The people there worked hard but they always got poor 1 . The weather was cold and wet and it was bad for their 2 . There was only a primary school in the town and 3 people were so poor that they couldn"t send their children there. Mr Morgan, 4 father was the headmaster, was sent to a university in the capital. He 5 laws there and knew much. He usually 6 to his hometown during his holidays and a lot of his friends wanted to 7 him. They asked a lot about the capital and hoped to be given some advice on their own 8 . The young man was warm-hearted and was 9 to help them. He was busy there but he didn"t 10 it. Mr Waley, one of the Morgans" neighbors, had a shop in the center of the town. He had been a soldier in France and always 11 he knew more and liked to talk with others. But he got into trouble and 12 Mr Morgan could help him. But before the young man said a 13 , he talked on and on in a flaw of eloquence (口若悬河). Mr Morgan 14 him for nearly an hour and then he began to pour him a cup of tea. The cup was full but he didn"t 15 and went on pouring. The shopkeeper felt 16 and said, "Haven"t you found the cup is full ? You can"t pour any tea into it." "You"re 17 , Mr Waley, "the young man stopped to say,"Your brain has been full of all kinds of 18 like the full cup. How can I help you 19 I give you an empty one? You come here to ask me for 20 , you know! " ( )1. A. education ( )2. A. health ( )3. A. most ( )4. A. his ( )5. A. hated ( )6. A. returned ( )7. A. play with ( )8. A. studies ( )9. A. ready ( )10. A. forget ( )11. A. advised ( )12. A. made ( )13. A. story ( )14. A. heard ( )15. A. stop ( )16. A. sorry ( )17. A. wrong ( )18. A. opinions ( )19. A. when ( )20. A. saving B. harvests B. lives B. few B. which B. discussed B. agreed B. fight with B. business B. successful B. remember B. thought B. ordered B. word B. talked with B. rest B. angry B. right B. questions B. after B. money C. soil C. crops C. a few C. that C. studied C. replied C. offer C. farming C. proper C. like C. described C. hoped C. passage C. reported C. sit down C. strange C. polite C. problems C. if C. advice D. government D. animals D. no D. whose D. explained D. wrote D. visit D. science D. impossible D. mind D. discovered D. suggested D. reason D. listened to D. find D. happy D. wise D. projects D. unless D. wish
2 下列景观，被列入世界自然文化双遗产名录的是 A.黄山 B.北京故宫 C.万里长城 D.敦煌莫高窟
3 读图，完成问题。小题1:图中甲至己符合东亚（中国、日本、朝鲜、韩国、蒙古）典型农业生产模式的农业地域类型是 A．甲 B．乙 C．丙 D．丁小题2:结合该图，下列说法不正确的是 A．丁农业类型在中国西部地区分布较为广泛 B．甲农业类型是季风水田农业 C．乙农业类型在东亚的特点是单产高，商品率低 D．甲农业类型在中国主要表现为国营化农场
4 ________ do you get up every day ? A.What B.When C.Where D.How many
5 下列货物中最适合空运的是 A.沙特阿拉伯大量优质石油运至ri本 B.一批流感疫苗运墨西哥 C.越南西瓜运往常州 D.哈萨克斯坦丰富的天然气运往上海
6 如图：是某算法的程序框图，则程序运行后输出的结果是______．
7 （10分）在高速公路上，有时会发生追尾的事故---后面的汽车撞上前面的汽车。我国高速公路的最高车速限制为120km/h。设某人驾车以108km/h车速沿平直公路行驶，该车刹车时产生的加速度大小为5 m/s 2，司机的反应时间（从意识到应该停车至操作刹车的时间）约为0.6s。请计算该车行使的安全距离多少？
8 We would rather die than ______ difficulty. A．give up to B．give in to C．give way to D．give back to
9 It is 　　　　he frequently returns home late 　　　　makes his parents concerned about him. A．because; that B．that; that C．不填; that D．what; that
10 已知平面向量，，且，则实数的值为（）． A． B． C． D．

如 图是表示某物体做直线运动时，路程随时间变化的图象．这个物体 A.在0～4h内做加速运动 B.在4～7h内做匀速运动 C.在4～7h内处于静止状态 D.2～4h内的速度比8-l0h内的速度大

可能感兴趣的题目：

如图是表示某物体做直线运动时，路程随时间变化的图象．这个物体

A.在0～4h内做加速运动
B.在4～7h内做匀速运动
C.在4～7h内处于静止状态
D.2～4h内的速度比8-l0h内的速度大