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Gravity Is What Keeps the Earth Orbiting the Sun
Science has proved that the earth is what it is ___ the force of gravity. A. because of B. instead of C. in case of D. in spite of 相关知识点: 试题来源: 解析 A。本题考查表语从句。“because of”表示“因为”,句子意思是“科学已经证明地球之所以是现在这样是因为重力的作用”。表语从句...
10 Comments Particle physicist and ex D:Ream keyboard player Dr Brian Cox wants to know why the Universe is built the way it is. He believes the answers lie in the force of gravity. But Newton thought gravity was powered by God, and even Einstein failed to completely solve it. ...
(3) If the Moon has its own special time zone, a full day of it can be about ___ on Earth. A . 56 microseconds B . 24 hours C . two weeks D . 29.5 days (4) What is the writer's purpose in writing the passage? A . To give information about space travel. B . To ...
彩虹:当阳光穿过雨滴并发生折射时,在天空中形成一条多彩的弧线。 2. Gravity: It's what keeps us grounded on Earth and makes things fall when we drop them. 重力:它让我们在地球上稳稳地立足,也使物体在我们扔下时掉下来。 3. Magnetism: Certain object ...
Gravity is the weakest of the fundamental forces. A bar magnet willelectromagneticallypull a paper clip upward, overcoming the gravitational force of the entire Earth on the piece of office equipment. Physicists have calculated that gravity is 10^40 (that’s the number 1 followed by 40 zeros) ...
The Earth’s atmosphere is held around the planet by the force of gravity. A view of the atmosphere from Chain of Craters Road in Hawaii Volcanoes National Park in Hawaii. Photo:USGS, public domain. Layers of the Atmosphere The Earth’s atmosphere has five main layers and a sixth layer, ...
SpaceX says Super Heavy is necessary to get the spacecraft out of Earth's gravity well with enough fuel to get where it's going. Starship can then travel to its destination (like Mars) and then launch itself back into space without Super Heavy, thanks to the lower gravity. Starship is ...
百度试题 结果1 题目7.If the earth had(have) no gravity, what doyOuthinky⋅kldh 相关知识点: 试题来源: 解析 答案见上 反馈 收藏