Structure of the Earth decay of radioactive elements, and freezing of the inner core. 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
What We Do Is Secret (novel) is like ending up in a boy's home." Blitzer then gives the boy his first shave and later on shaves his head as Rockets turns from punk to skinhead for his birthday. All four of the core group of friends make money by turning tricks of one sort or another and spend it on drugs, typically poppers, tabs, and the amphetamine derivative Desoxyn. Two gay tourists hire the group to show them around LA and are therefore also involved in much of the action of the book. What We Do Is Secret (novel) What We Do Is Secret is a