Lecture on Aerodynamics Major objective of this lecture is to present on Aerodynamics. Aerodynamics is the way air moves around things. The rules of aerodynamics explain how an airplane is…
Neil Armstrong: Famous Astronaut The aim of this lecture is to present on Neil Armstrong: Famous Astronaut. Astronaut is a person who travels into space using a spacecraft. Neil A. Armstrong, the first…
History of Rockets Prime objective of this lecture is to present on History of Rockets. The first rockets that were used in modern rocketry was invented by Dr. Robert Goddard.…
Wind Power and Wind Turbines General purpose of this lecture is to present on Wind Power and Wind Turbines. Atmospheric pressure differences accelerate and impart kinetic energy into the air. Wind energy conversion…
High Altitude Balloons Primary purpose of this lecture is to present on High Altitude Balloons. These balloons are filled with helium or hydrogen and expand as they ascend through…
Physics of Balloons and Submarines This lecture briefly describe on Physics of Balloons and Submarines. Helium, Hydrogen and hot-air are used in balloons and submarines have mass. Submarines navigate through the ocean…
Wind Power From Kites Prime purpose of this lecture is to present on Wind Power From Kites. Here briefly focus on; how to increase access to electricity, water, power in…
Relativity of Light Main objective of this lecture is to present on Relativity of Light. Since the speed of light is 186,000 miles per second then let’s just say that…
Fossil Fuels vs. Alternative Energy Fossil Fuels considered to be less harmful than oil, but still limited in supply. Examples of Fossil Fuels: Petroleum (oil); Used to fuel vehicles and Coal (use in Powers electricity…
Tour of Ozone Hole Major objective of this lecture is to present on Tour of Ozone Hole. Dramatic loss of ozone in the lower stratosphere over Antarctica was first noticed in…
Special Theory of Relativity By Albert Einstein Special Theory of Relativity is Albert Einstein’s theory of how light behaves in relation to different perspectives. Suppose we want to find the length of an…
Special Relativity for Dummies This lecture briefly explain on Special Relativity for Dummies in terms of Einstein’s Special Relativity. Einstein explained that when two objects are moving at a constant speed as…