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 ...
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...
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 ...
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 ...
The force of gravity, which is always present, affects everything on Earth. This is an example of a sentence with a(n) ___ clause. A. restrictive relative B. non-restrictive relative C. adverbial clause D. noun clause 相关知识点: 试题来源...
百度试题 结果1 题目8. The force of gravity pulls things towards the earth's centre. 相关知识点: 试题来源: 解析 答案见上7.gravity提示:句意:地心引力把物体拉向地心 gravity n.重力,引力 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...
Gravity is a force of attraction that exists between any two objects in the universe. It makes planets go around the sun and creates stars and galaxies (银河系). Gravity is also what gives weight to objects on Earth and keeps us from floating away. It pulls everything towards the center ...
us, he found gravity(重力). Gravity is a force which pulls(拉) things towards the earth and 57.___ (keep) the planets moving around the sun.Newton was also fascinated by light. He discovered that white light is 58.___ fact made up of all the colors of the rainbow. He also 59....