Geography
Metallurgy of Iron
Main objective of this lecture is to present on Metallurgy of Iron. Iron is found in great abundance in nature. It is highly reactive and is hardly…
Lecture
Geography
Presentation on Minerals
Principle purpose of this lecture is to present on Minerals. Minerals are naturally-occurring inorganic substances with a definite and predictable chemical composition and physical properties. There are approximately…
Geography
Coastal Ecosystems: Mangroves
Major purpose of this lecture is to present on Coastal Ecosystems: Mangroves. In this lecture; example (south Florida): subtropical latitude. “Warm” Atlantic and warmer Gulf and Gulf stream…
Geography
Coastal Ecosystems: Salt Marshes
The aim of this lecture is to present on Coastal Ecosystems: Salt Marshes. Salt marshes are coastal wetlands that are flooded and drained by salt water brought…
Geography
Earth’s Surface Mapping
Basic purpose of this lecture is to present on Earth’s Surface Mapping. Earth’s Surface Mapping is a representation of something (Earth, stars, solar system, a building, etc. Here…
Geography
Lecture on Longshore Drift
Longshore Drift is the movement of material along a coast by waves which approach at an angle to the shore but recede directly away from it. Longshore…
Geography
Presentation on Landforms
Landforms are the features of the Earth’s surface and how they are formed and changed. This presentation briefly describe on Landforms and its nature. Landforms are natural…
Geography
What is Barometer?
Barometer is an instrument measuring atmospheric pressure, used especially in forecasting the weather and determining altitude. It is widely used weather instrument that measures atmospheric pressure (also…
Geography
What is Air Pressure?
General purpose of this lecture is to present on What is Air Pressure. Air pressure is the weight of the atmosphere pressing down on the earth. It…
Geography
What is Condensed Water Vapor?
This lecture introduce on Condensed Water Vapor. Condensation is the change of water from its gaseous form (water vapor) into liquid water. Condensation generally occurs in the…
Geography
What is Relative Humidity?
Principle objective of this lecture is to present on What is Relative Humidity. Relative Humidity is the amount of water vapour present in air expressed as a percentage…
Geography
Lecture on Jeopardy – Weather Patterns
Major objective of this lecture is to present on Jeopardy – Weather Patterns. By Jeopardy – Weather Patterns we can evaluate the condition of the Earth’s surface…
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