在短文里可以看到这样的句子:The difference in water level between high and low tide varies from day to day according to the relative positions of the sun and the moon because the sun also exerts a pull on the earth,although it is only about half as strong as the pull of the moon.由于...
百度试题 结果1 题目What causes tide A The pull of the sun and the moon. B The heat of the sun. C The shape of the moon. D The light of the moon. 相关知识点: 试题来源: 解析 A 反馈 收藏
Gravity is a force that we experience every day, yet it remains somewhat of a mystery. It's the reason we stay grounded on Earth and why objects fall when dropped. Although there are several theories attempting to explain gravity, scientists still don't completely understand it. In this arti...
Use it or lose it 5 The human body grows with the pull o f Earth s gravity 重(力).But in space, our bones and muscles 肌(肉) don t need to support our bodys weight. This will cause bone and muscle loss. NASA says that astronauts can lose up to 20 percent of their muscles ...
What causes the tides? A. The wind. B. The rain. C. The gravitational pull of the moon and the sun. D. The temperature. 相关知识点: 试题来源: 解析 C。本题考查潮汐形成的原因。潮汐是由月球和太阳的引力引起的。选项 A,风不是潮汐形成的原因;选项 B,雨不是潮汐形成的原因;选项 D,温度...
What causes tide A.The pull of the sun and the moon.B.The heat of the sun.C.The shape of the moon.D.The light of the moon. 相关知识点: 试题来源: 解析 A 本题测试归纳能力。答案来自Tides are cased by the pull of the sun and the moon on the earth's surface 反馈 收藏 ...
And why is the strength of “Big G” (whose value is, incidentally,notoriously difficult to pin down) so apparently finely tuned to allow life to emerge? If it were just a little less, the expansion of space would have overwhelmed the pull of gravity on matter in the newborn universe, ...
lf a comet on one of these long period orbits at some point comes close to Jupiter or Saturn or one of the other planets, then the pull of that planet's gravity might alter the orbit, maybe make it much shorter. So this comet, if it happens to pass by a planet just the right ...
生活大爆炸第1季第2集台词 英文中文Here we go. pad thai,no peanuts.给泰国炒面不加花生But does it have peanut oil?...
“I have not been able to discover the cause of those properties of gravity from phenomenon, and I frame no hypotheses … to us it is enough that gravity really does exist”. So there. Privately, Newton seems to have regarded gravity as a manifestation of God’s all-pervading spirit, whi...