The Outer Planets: Jupiter, Saturn, Uranus, Neptune, Pluto & Charon

Our solar system is divided into two sections, the first section being the inner planets consisting of Mercury, Venus, Earth, and Mars. The inner planets have rocky crusts, dense mantle layers, and very dense cores. The second section consists of Jupiter, Saturn, Uranus, Neptune, and Pluto. Except for Pluto, the outer planets are gaseous with…

How Rocks Form: Igneous Rocks, Sedimentary Rocks, Metamorphic Rocks

Why study rocks? -Many, many uses! – writing tools (chalk, pencils), building materials (marble, concrete), fuels (coal), scouring powder (pumice, sand), weapons (flint, obsidian) Rock: a group of minerals bound together –          found in the Earth’s crust and mantle The Rock Cycle: the continuous process of rock formation and change – Presents a “map” of…