Geography This subject tutorial provides lesson tutorials across several Geography topics and is designed to help you gain a wider understanding of Geography as a subject. Lessons What is Geography? Geography Tools Regions of the world What is culture Properties of Minerals Crystals Mineral Strength Rocks and Minerals Rock cycle - Igneous rock, Sedimentary rock and Metamorphic rock Types of Rocks Rock Deformation Geological Folds What is an Earthquake? What causes an Earthquake? Fore-shocks and Aftershocks of an Earthquake Damages Caused by Earthquakes What is a Volcano? Volcanic Eruptions: Gases released and their effect Major Components of the Atmosphere The structure of the atmosphere What is Air Pollution? Weather and the Atmospheric Cycle Mechanisms of Heat Transfer What is Humidity? Cloud Formation - Definition What is Precipitation? What are Tornadoes? What are Thunderstorms? What are Glaciers? Properties of ocean water Marine Organisms What are Tides? Ocean Waves What is Soil? Soil Erosion - Effects and Prevention The water cycle What is solar power?