Weight is the force caused by the Earth.The mass of an object is not changed because of the different places.The weight of the car is the force acted by the Earth.The weight should be measured in N, not in kg.6kgBCD:There exists the changes in speedA There exists the changes in ...
Which force pulls objects towards the earth? A. Magnetic force B. Electrical force C. Gravitational force D. Frictional force 相关知识点: 试题来源: 解析 C。解析:重力是使物体向地球下落的力。选项 A 磁力有特定的作用对象和方向;选项 B 电力与电荷相关;选项 D 摩擦力是阻碍相对运动的力。
百度试题 结果1 题目Which force pulls objects towards the center of the Earth? A. Electromagnetic force B. Gravitational force C. Nuclear force 相关知识点: 试题来源: 解析 B。了解重力的概念,重力使物体向地球中心下落,答案是 B。反馈 收藏
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 ...
A. to which B. for which C. with which D. in which 相关知识点: 试题来源: 解析 [解析]选D。细节明白得题。D项与倒数第二段“As for parents and teachers, she urged them to get up to speed with what children are doing on the Internet. ”一句相符。反馈 收藏 ...
aHe posed an awkward question at the meeting. 他提出了一个笨拙问题在会议上。 [translate] a1月20日 On January 20 [translate] aThe force with which the earth attracts matter is called gravity 地球吸引问题的力量称重力 [translate] 英语翻译 日语翻译 韩语翻译 德语翻译 法语翻译 俄语翻译 阿拉伯语...
[translate] athe force which attracts objects towards the centre of the earth 吸引对象朝地球的中间的力量[translate]
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 ...
a看我的身体干什么 Looked my body does any [translate] adoes not support this model 不支持这个模型 [translate] aIn this passage, the word “gravity” means the force which attracts objects towards the centre of the earth 在这个段落,词“重力”意味吸引对象朝地球的中间的力量 [translate] ...
细节判断题.(1)F.根据第二段句子"There are two opposite forces influencing the satellite."可知两种相同的力对卫星有影响是错误的,两种相反的力影响着卫星.故答案为F.(2)F.根据第二段句子"The other force is created by the turning of the sate