How do we know the Earth isn't flat? Do mobile phones need satellites? Does the Moon have seasons? Are planets and stars always visible? Is space exploration good value? Is Space the final frontier? And why study the Universe? This title answers such questions, while hitting key curriculum topics relating to Earth, Space and the Universe.How do we know the Earth isn't flat? Do mobile phones need satellites? Does the Moon have seasons? Are planets and stars always visible? Is space exploration good value? Is Space the final frontier? And why study the Universe? This title answers such questions, while hitting key curriculum topics relating to Earth, Space and the Universe.
![What Does Space Exploration Do for Us (Freestyle Express: Earth, Space, and Beyond) [11-15sui]](https://img.xiaohuasheng.cn/1/Book/20190829222048623.jpg)
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