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
It'z Just What We Do though. Producer Joey Moi (Jake Owen, Nickelback) is a fine match for the duo’s country-meets-alt-rock sound." The album peaked at number 18 on the Top Country Albums chart. Additionally, it peaked on number 105 on the US "Billboard" 200, on number 45 on the Independent Albums chart, and reached number one on the Top Heatseekers chart. The EP starts off with "Cruise" and also includes "Get Your Shine On", "Tip It Back", "Tell Me How You Like It", and the title track "It'z Just What We Do". It'z Just What We Do It'z Just What We Do is the second