What is gravity? A. A force that pulls things towards the center of the earth. B. A force that pushes things away from the earth. C. A force that makes things float. 相关知识点: 试题来源: 解析 A。重力是使物体向地球中心吸引的力。不是推开物体或使物体漂浮。
This, he found, gravity(重力); gravity is a force which pulls(拉) thing towards the earth and 57.___(keep) the planets moving around the sun.Newton was also fascinated by light. His discovery that white light is 58.___ fact made up of all colors of the rainbow. He also 59.___...
解析 分析 万有引力是使物体落地的力量. 解答 答案:Gravity解析:根据括号内的中文提示,可知本题考查gravity"万有引力;重力"这一单词;但是要注意该单词位于句首,因此需要大写. 点评 本题考查翻译填空,做此类题目时要根据所给的中/英文提示确定所填词,并根据句意及结构分析所填词的形式是否需要改变....
A. Kobakhidze, Once more: Gravity is not an entropic force , arXiv:1108.4161 [ IN SPIRE ].S. Gao, "Is gravity an entropic force?", Entropy 13 (2011) 936-948. [arXiv:1002.2668 [physics.gen-ph]].Gao, S. (2011c). Is gravity an entropic force? Entropy special issue "Black Hole...
The force of gravity acting on an object is also that object's weight. When you step on a scale, the scale reads how much gravity is acting on your body. The formula to determine weight is [source: Kurtus]: weight = m x g where m is an object's mass, and g is the acceleration...
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....
重量即施于一物之（地心）引力。
1) How much net force is required to accelerate a 1500 kg car at 6.00 m/s2? Please enter your answer in the space provided: newtons 2) What is the mass of an object that has a weight of 115 N on the Moon? The gravity of the Moon is 1/6 of g (which is 9.8 m/s2). ...
A. electromagnetic force B. gravity C. nuclear force D. weak force 相关知识点: 试题来源: 解析 B。A 选项“electromagnetic force”是电磁力;B 选项“gravity”是重力,重力使我们站在地面上;C 选项“nuclear force”是核力;D 选项“weak force”是弱力。所以选 B。 反馈...
(15分Gravity(万有引力)is a force that pulls things toward each other.Although you cannot see it, the force of gravity is everywhere.Earth'sgravity pulls in one direction—down. A better way of saying that is,gravity pulls(拉)you and everything on Earth towards Earth's center.Gravity is...