百度试题 结果1 题目7. Which has a greater force of gravity: the Earth or the sun? Why? 相关知识点: 试题来源: 解析 The sun because it has a greater mass. The more massive an object is, the greater itsforce of gravity. 反馈 收藏 ...
Newton discoveredthat there was a force between two objects. In this case, theobjects were the Earth and the apple. He came up with theidea that gravity is based on two things. Those two thingsare the mass of(大量的) the objects and the distance be-tween their 4.(position). The ...
Homework Statement The question is what is gravitational force between the Earth and the Sun. We are given the formula F = Gm1m2/d2. I found the mass of...
A. restrictive relative B. non-restrictive relative C. adverbial clause D. noun clause 相关知识点: 试题来源: 解析 B。非限定性定语从句,对先行词“force of gravity”进行补充说明,关系代词 which 引导非限定性定语从句,在从句中作主语。反馈 收藏 ...
The force of gravity on Earth is ___ than that on the moon. A. strong B. stronger C. strongest D. the strongest 相关知识点: 试题来源: 解析 B。句中有 than,要用比较级 stronger。strong 的比较级是 stronger,最高级是 strongest。反馈 收藏 ...
This is a well-known scientific ___. A. law B. theory C. hypothesis D. observation 相关知识点: 试题来源: 解析 A。解析:重力使物体落向地球是科学定律,选项 B 理论通常是对现象的解释;选项 C 假设是未经证实的推测;选项 D 观察只是看到的现象,不是定律。反馈 收藏 ...
The force of gravity pulls objects towards the center of the earth. The word "pulls" in this sentence is a ___. A. noun B. verb C. adjective D. adverb 相关知识点: 试题来源: 解析 B。“pulls”是动词“拉、拽”的意思。选项 A 是名词;选项 C 是形容词;选项 D 是副词。 反馈 收藏...
百度试题 结果1 题目重力意思是___力Theforceofgravitymeanstheforce___theearthattractsabody. 相关知识点: 试题来源: 解析 地球吸引物体的withwhich 反馈 收藏
of their masses and inversely proportional to the square of the distance between them. Thus more massive objects, of course, weigh more in the same location; the farther an object is from the Earth, the smaller is its weight. The weight of an object at the Earth’sSouth Poleis slightly ...
The force of gravity on the moon is much weaker than that on the earth. This means that if you weigh 60 kilograms on the earth, you would weigh only about 10 kilograms on the moon. The underlined word "weigh" in the sentence is a/an ___. A. noun B. verb C. adjective D. adver...