Weight is the gravitational pull on an object. If, somehow, the pull of gravitation changes, then the weight of the object changes. The mass of the object, the amount( 数量 )of matter it is made of, does not change. If a bag of sugar weighs 6 kilograms on earth, what will it ...
If you imagine a line between the earth and the moon, there’s a point somewhere along that line, nearer to the moon than to the earth, at which the gravitational pull of both the earth and the moon on an object is just about equal. An object placed on the moon side of that point...
The gravitational pull of a black hole is stronger than that of any other celestial body. Among all known celestial bodies, black holes have the strongest gravitational pull.相关知识点: 试题来源: 解析 答案:stronger/strongest。“stronger than”是比较级,说明黑洞的引力比其他天体强。“the strongest”...
When the object is approximately 8.1×1010 m distant from the Sun, compute the amount of work done by the Sun on the object. The mass of the Sun can be taken as 1.98×1030 kg. 18. Compute the work done by the gravitational pull of Jupiter on an object falling towards it if ...
In the study of black holes, scientists first observed the unusual gravitational pull. ___, they started to explore the possibility of a singularity at the center. A. As a result B. Moreover C. Meanwhile D. However 相关知识点: 试题...
A. Nothing can escape from it B. Only light can escape from it C. Only small objects can escape from it D. Only large objects can E. scape F. rom it 相关知识点: 试题来源: 解析 A。黑洞的引力非常强大,任何东西都无法逃脱。选项 B、C、D 均错误,没有东西能从黑洞中逃脱。反馈 收藏 ...
解析 A。解析:本题考查主谓一致和时态。which引导的定语从句修饰的是The gravitational pull,这是一个单数概念,所以从句中的谓语动词要用单数形式,又因为这里描述的是客观事实,要用一般现在时,所以选项A正确,选项B是复数形式,选项C是一般过去时的单数形式,选项D是一般过去时的复数形式,都不符合题意。
Define Gravitational pull. Gravitational pull synonyms, Gravitational pull pronunciation, Gravitational pull translation, English dictionary definition of Gravitational pull. n. 1. Physics a. The natural phenomenon of attraction between physical objects
the definition of gravitational pull in english 英语中引力的定义 重点词汇 definition定义;清晰度;释义,解释 gravitational引力的;重力引起的 pull in吸引,拉拢;停车;停下©2022 Baidu |由 百度智能云 提供计算服务 | 使用百度前必读 | 文库协议 | 网站地图 | 百度营销 ...
第32题 C 细节理解题。根据第二段第二行This involves analyzing starlight for evidence that the star's movement is affected by the gravitational pull of a planet.可知,科学家利用多普勒技术来分析星光,想要找出星星的运动是否会受到某个行星...