jessicanmhs
Thursday, October 25, 2012
earths layers
our class has been working on what the earth consists of. Such as the earths layers and its 4 spheres the closed and open systems, and were the earth gets its energy.
4 spheres
I have found examples on the 4 earth spheres . Trees and grass and such are part of the biosphere, rivers and oceans are part of the hydrosphere, than the sky is part of the atmosphere, and also lithosphere contains the soil under the biosphere . The 4 spheres the basics of the ecosystem.
my new start
Hi my name is Jessica Rogers I'm starting a new blog, I am in eleventh grade . In this blog i will be whiting about what i have been learning in earth science class.
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