Earth Science Systems

Today we learned about positive feed back loops and negative feed back loops.We learned that in a negative feedback loop, nothing happens. In a positive feedback loop, something will happen, something is being fed back into the system. In our positive feedback loop we showed how each system effected and effects the Earthquake. We talked about the lithosphere, atmosphere, biosphere, and the hydrosphere and made a poster to represent how these four spheres are effected and can effect the earthquake that occurred in China on Friday. This is the poster we created: