Geography

Volcanoes are the result of hot spots within the crust or mantle of the earth. The hot, liquid rock will break through weak spots in the…

Major purpose of this lecture is to present on Plate Tectonics. Plate tectonics is the theory that Earth’s outer shell is divided into several plates that glide…

Major purpose of this lecture is to present on Earth Materials – Geology Plate Tectonics. Evidence of Plate Tectonic plates: Same fossils and rocks found in different parts of…

Prime objective of this lecture is to present on Examples of Earth Resources. The natural resources of the Earth can provide us with everything we need to…

The aim of this lecture is to present on Resources of Our Earth. A resource is something that we can get from the earth over and over…

Basic purpose of this lecture is to present on Wind Direction of Ocean. A wind blowing for 10 hours across the ocean will cause the surface waters…

Principle objective of this lecture is to present on Ocean Currents. There are two type of Ocean Currents: Surface Currents-Surface Circulation. These waters make up about 10% of all…

Major objective of this lecture is to present on Oceans. Oceans is a very large expanse of sea, in particular each of the main areas into which the…

Prime objective of this lecture is to present on Climate of North America. North America, extending to within 10° of latitude of both the equator and the…

Manganese is mainly used in the manufacturing of steel and ferro-manganese alloy, bleaching powder, insecticides and paints. Orissa is the largest producer of manganese ores in…

Prime purpose of this lecture is to present on Topography. Topography is the lay of the land. It shows relief using contour lines. Relief- highs and lows of…

The aim of this lecture is to present on North America: Continent Series. North America is the 3rd largest continent. Twenty-four (24) countries make up the continent…