皮皮学,免费搜题
登录
搜题
【简答题】
月球绕地球公转的轨道近似为圆周,圆周的半径为3.84×105km,公转周期近似为27.3天,月球绕地球公转的线速度是______m/s,角速度是rad/s.
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【判断题】超弦理论开始是为了描述不断发现的强子而建立的理论。()
A.
正确
B.
错误
【单选题】下列有关双名法,正确的是(  )
A.
门名加种名
B.
目名加门名
C.
种名加科名
D.
属名加种名
【单选题】At the time of its fall,the Bastille housed ____.
A.
a large number of prisoners
B.
a lot of writers who had been against the government
C.
some dozens of people who believed in free speech and free thinking
D.
only a few prisoners
【简答题】II. Scanning to get detail information 1).Listen carefully and answer the questions. Who is hunting and killing the Tibetan antelope? __________________________________________________________________...
【单选题】()is housed in a plastic dome for weather protection.
A.
The funnel
B.
The messroom
C.
The galley
D.
The satellite anternna
【多选题】以下属于沉淀成本的是( )。
A.
企业成立时的注册费
B.
原材料的购买成本
C.
棉纺织企业的纺纱设备
D.
管理人员的培训费
【判断题】无锡吴文化研究会的“六名工程”指的是:名迹、名地、名镇、名村、名居、名人。()
A.
正确
B.
错误
【单选题】Which of the following is NOT housed in Mogao Caves?
A.
colored sculptures
B.
m urals
C.
a massive volume of manuscripts , documents and books
D.
temples
【判断题】一个刚体若同时满足动量定理守恒、动量矩守恒和机械能守恒,这3个守恒需全部用来列积分方程求一个过程的速度问题。
A.
正确
B.
错误
【单选题】The Tibetan Antelope was downgraded from “endangered” to “vulnerable” in the latest Red List on Sept 4 at Hawaii.
A.
TRUE
B.
FALSE
C.
NOT GIVEN
相关题目: