This layer of Earth's crust is made of granite?
Our Earth is not just a single solid ball, it is a ball separated into layers of different materials. At the center is the inner core, which in turn is surrounded by the outer core. The inner and outer cores are together the running engine that keeps our planet capable of sustaining life, giving it a magnetic field and keeping it warm. Around the core is the mantle, which is the thickest of the layers. It is liquid rock that keeps the Earth's outermost layer, the crust, floating and moving across the surface of our world.
Answer and Explanation:
The layer of the crust that is composed primarily of granite is the continental crust. The continental crust, where humans live, is one of two...
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from Earth Science 101: Earth ScienceChapter 4 / Lesson 4