What is the gravitational force of the black holes? A moon is orbiting its planet in UCM. If the planet has a mass of 3.95 \times 10^{27} \textrm{ kg} and the moon is orbiting the planet at 1.1 \times 10^4 \textrm{m/s}, then what is the radius of the moon's orbit?
–TherotationoftheEartharoundthat centerofmassinducesacentrifugal accelerationdirectedawayfromthe Moon –TheMoonproducesagravitational attractionontheEarth –Theresultingforce(centrifugal acceleration+gravitationalattraction) isresponsibleforthetides •TidaleffectoftheSun:sameprinciple but45%smallereffectbecauseof ...
英文:The gravitational force between two objects depends on their masses and the distance between them. 中文:两个物体之间的引力取决于它们的质量和它们之间的距离。 英文:The moon's gravitational pull causes the tides on Earth. 中文:月球的引力造成了地球上的潮汐。 英文:Grav...
C 正确答案:C 解析:根据文章第四段中的第二句“Although the Sun is larger than the Moon.The Moon is closerto Earth and,therefore,its gravitational force is approximately 2.2 times greater.”判断可知,地球对太阳和月球的引力大小是由它们与地球之间的距离决定的。反馈...
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The gravitational force of the Sun and the Moon upon Earth depends on ___. A. the depth of the oceans B. their distance to Earth C. their size D. their weight 相关知识点: 试题来源: 解析 B 答案:B 解析:分析第三段可知,和月亮对地球的引力与其和地球的距离有关。反馈...
grav•i•ta•tion•al,adj.[often: before a noun]Gravitational force on the moon is less than on the earth. WordReference Random House Unabridged Dictionary of American English © 2025 grav•i•ta•tion(grav′i tā′shən),USA pronunciationn. ...
Holes in Martian moon mystery The magneto--gravitational force acting upon grains immersed in ferrofluid is known to represent the force F resulting from combination of the magnetic force [F.sub.MZ] with the gravitational force FG, according to Figure 1: Magnetic Fluid Grinding (MFG) of internal...
The gravitational force of the Sun and the Moon upon Earth depends on ___. A. their weight B. the depth of the oceans C. their distance to Earth D. their size 相关知识点: 试题来源: 解析 C 答案:C 解析:分析第三段可知,太阳和太阳对地球引力与其和地球的距离有关。反馈...