A stone falls to the ground. This is due to ___. A. gravity B. magnetism C. electricity D. heat 相关知识点: 试题来源: 解析 A。石头落地是由于重力。选项 A“gravity”是重力;选项 B“magnetism”是磁力;选项 C“electricity”是电;选项 D“heat”是热。反馈...
What is the acceleration due to gravity approximately? A. 8.8 m/s² B. 9.8 m/s² C. 10.8 m/s² D. 11.8 m/s² 相关知识点: 试题来源: 解析 B。解析:文章中明确提到“The acceleration due to gravity is approximately 9.8 meters per second squared.”。 反馈 收藏 ...
百度试题 结果1 题目What is the acceleration due to gravity on Earth? A. 9.8 m/s² B. 10 m/s² C. 8 m/s² D. 7 m/s² 相关知识点: 试题来源: 解析 A 反馈 收藏
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A. gravity B. magnetism C. electricity D. kinetic E. nergy 相关知识点: 试题来源: 解析 A。选项 A“gravity”意为重力,苹果落地是因为重力作用。选项 B“magnetism”是磁力,与苹果落地无关。选项 C“electricity”是电,也不符合苹果落地的原因。选项 D“kinetic energy”是动能,不是苹果落地的直接原因。
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Due to gravity, which is constructed as a movement device combination of a fraese and a containerthe invention concerns a erdbewegungsgert, trained as a combination of a frseinrichtung and a container as a self-propelled device or attachment for excavator, loader and similar trgergerten. the...
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_{f}\) is the frictional force that impedes the seed to slide, \(\theta\) is the angle of inclination of the seed cell, \(\mu\) is the static friction coefficient (SFC) of seed on the cylinder, \(m\) is the mass of the seed, and \(g\) is the acceleration due to gravity....
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