Structure of the Earth Structure of the Earth The internal structure of the Earth is layered in spherical shells: an outer silicate solid crust, a highly viscous asthenosphere and mantle, a liquid outer core that is much less viscous than the mantle, and a solid inner core. Scientific understanding of the internal structure of the Earth is based on observations of topography and bathymetry, observations of rock in outcrop, samples brought to the surface from greater depths by volcanoes or volcanic activity, analysis of the seismic waves that pass through the Earth, measurements of the gravitational and magnetic fields of the Earth, and experiments
The Not-Its! that just happen to be about every-day kid stuff (the first day of school, taking a bath)." The Not-Its! released their first full-length album, "We Are The Not-Its!" in July 2009. The album later received a Fids & Kamily music award for one of the best children's music albums of 2009. They have received numerous rave reviews in both local and national press, including upscale mom publication Cookie Magazine, Seattle Magazine and the Seattle Times , as well as on blogs and websites such as zooglobble.com , Spare the Rock, Spoil the Child, and coolmompicks.org. They were also recently selected