Why do we have different seasons on Earth? A. Because of the distance from the sun B. Because of the tilt of the Earth's axis C. Because of the speed of the Earth's rotation D. Because of the shape of the E. arth 相关知识点: ...
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Why are there no seasons on Jupiter? What would Earth be like without the moon? How did Apollo 11 get off the moon? Why are craters circular? Where did the name moon come from? What is the difference between a moon and a satellite?
Why are there no volcanoes the size of Olympus Mons on Earth? Mars: Mars, a terrestrial planet with a surface made up of silicon and oxygen-containing minerals, metals, and other elements found in rock. The surface of Mars is mostly made up of tholeiitic basalt, however certain sectio...
※ Many astronomers think that everything in the universe was once packed together in a small lump.Then about 14 million years ago, there was a gigantic explosion of stuff that they call the Big Bang. 回答这个问题的时候,还用了一幅小朋友吹气球的漫画插图,帮孩子理解宇宙大爆炸 - Big Bang,很...
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Discover why seasons occur and the characteristics of the Earth that cause seasons. Explore the tilting of the Earth's axis, how the hemisphere...
Here are some interesting facts about seasons:June 21 is the longest day of the year and December 22 is the longest night of the year in thenorthernhemisphere.There are a few places on the Earth where the season remains the same all the year round....
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In many places on the earth there are four seasons—spring, summer, autumn and winter. Why do the seasons change? The earth turns around and it goes around the sun at the same time. But the earth is not straight. It has an angle(角) of 23 degrees, so only a small part of the ...