您所在的当前位置：高中物理试题 >

匀变速直线运动

> 关于匀变速直线运动中，下列说法正确的是 A．在任意相同的时间内位移相同 B．在任意相同的时间内速度变化相同 C．在任意相同的时间内加速度变化相同 D．在任意相同的位移内速度变化相同

问题：

发布时间：2024-09-13

关于匀变速直线运动中，下列说法正确的是

A．在任意相同的时间内位移相同

B．在任意相同的时间内速度变化相同

C．在任意相同的时间内加速度变化相同

D．在任意相同的位移内速度变化相同

参考答案：

提问用户：Of***DJF

可能感兴趣的题目：

1 要制取纯净气体，必须根据气体的逸出环境分析可能含有的杂质，再根据气体本身和杂质的性质决定除杂方案。干燥是除去水蒸气的一种除杂方法，下列不能用来干燥氯气的干燥剂是( ) A．浓硫酸 B．五氧化二磷 C．无水氯化钙 D．生石灰
2 ______ disappointing information the man gave us! A.How a B.How C.What a D.What
3 Every possible ________ advanced technologies to help people enjoy a better life. A．should be made of B．shoule be made use C．use should be made of D．shoule make use of
4 函数f（x）= 3 sin( x 2 - π 4 )，x∈R的最小正周期为（　　） A． π 2 B．π C．2π D．4π
5 阅读我国两大重要的商品农业生产基地示意图。完成下列问题。（16分）（1）比较甲、乙两区域中的平原地区优势农产品的差异。（4分）区域粮食作物经济作物甲乙（2）A省区是我国重要的林业生产地区，试分析该地区林业布局的主要自然条件。（2分）（3）甲区域与乙区域相比，发展农业的明显优势是 (　　)（单选）（2分） A．土壤肥沃 B．水源充足 C．机械化程度高 D．作物熟制高（4）试分析影响乙区域种植业发展的自然区位条件。（8分）
6 如如图程序运行的结果为______．
7 在pH＝l含Ba 2+离子的溶液中，还能大量存在的离子是 [ ] A．AlO 2 - B．ClO - C．Cl - D．SO 4 2-
8 _________ important news he told me this morning! A.How B.What C.How an D.What an
9 “嫦娥二号”环月飞行的高度为100km，所探测到的有关月球的数据将比环月飞行高度为200km的“嫦娥一号”更加详实。若两颗卫星环月的运行均可视为匀速圆周运动，运行轨道如图所示。则（） A．“嫦娥二号”环月运行的周期比“嫦娥一号”大 B．“嫦娥二号”环月运行的线速度比“嫦娥一号”小 C．“嫦娥二号”环月运行的向心加速度比“嫦娥一号”大 D．“嫦娥二号”环月运行的向心力与“嫦娥一号”相等
10 完形填空。 Thanksgiving Day was near. Lucy, the first grade teacher, gave her class a fun 1 -to draw a picture of somebody or something for which they were 2 . When the students 3 their assignment, she found most of them drew some pictures of their family, teachers, friends or neighbors. Douglas, however, made a different kind of picture. He was a 4 boy. He didn"t act the same as others. He always seemed to be shy and sad. He 5 played with other children during the break 6 they kindly invited him to. Lucy treated him very well. She always helped him and 7 him to be confident. Yes, his picture was different. He just drew a 8 . Nothing else. His abstract image 9 the imagination of his classmates. Whose hand could it be? One guessed it was a mother"s hand, for mother"s hand gives children warmth and 10 . Another child guessed it was a police officer"s hand, because the police 11 people and care for people. And so the discussion 12 . When the children were discussing it, Lucy paused at Douglas" desk, 13 down, and asked him whose hand it was. The little boy murmured, "It"s 14 , teacher." Douglas was most thankful for her hand. She was 15 and felt tears in her eyes. She thought of the times she had taken his hand and walked with him here or there. She 16 how often she had said to him, "Take my 17 , Douglas. We"ll go outside." or "Let me show you how to hold your pencil." The story speaks of 18 thankfulness. It also says something about teachers teaching and parents parenting and friends showing friendship. They might not always say " 19 " out, but they"ll remember the hand that you 20 out to give them love and be grateful to you always. ( )1. A. assignment ( )2. A. sorry ( )3. A. gave in ( )4. A. strong ( )5. A. often ( )6. A. because ( )7. A. encouraged ( )8. A. hand ( )9. A. reduced ( )10. A. comfort ( )11. A. search ( )12. A. ended ( )13. A. broke ( )14. A. his ( )15. A. disappointed ( )16. A. forgot ( )17. A. hand ( )18. A. rather than ( )19. A. I"m sorry ( )20. A. get B. question B. regretful B. handed in B. kind B. usually B. though B. discouraged B. face B. ruined B. praise B. question B. succeeded B. pulled B. yours B. annoyed B. regretted B. book B. more than B. Take care B. reach C. suggestion C. thankful C. put off C. different C. seldom C. as C. cheered C. ear C. inspired C. sorrow C. meet C. continued C. looked C. my mother"s C. tired C. recalled C. lesson C. anything but C. I"m all right C. put D. solution D. responsible D. called off D. humorous D. ever D. since D. praised D. leg D. used D. coldness D. protect D. failed D. bent D. my father"s D. touched D. understood D. gift D. nothing but D. Thank you D. make