ESS2A - 地球材料和系统


In this video Paul Andersen describes the four major spheres on planet Earth. The geosphere makes up the mass of the planet and includes the major landforms. The hydrosphere is all of the water and the atmosphere is all of the gases. The biosphere exists where the others spheres interface.

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下一代科学标准地球科学纪律核心思想2A:地球材料与系统
在这个视频中,Paul Andersen描述了地球上的四个主要球体。地磁工学构成了地球的质量,包括主要地貌。水圈是所有的水,大气都是所有的气体。生物圈存在于其他球体界面的地方。