The Solar System and Beyond the Moon
Basic purpose of this lecture is to present on the Solar System and Beyond the Moon. The moon is a “natural satellite”. A satellite is anything…
Physics
Particle model of Solids, Liquids and Gases
General purpose of this lecture is to present on Particle model of Solids, Liquids and Gases. Particle Model of Solids, Liquids and Gases. All matter is made…
Lecture on Nuclear Reaction Questions
This lecture is a tutorial based lecture. Here briefly present some Nuclear Reaction Questions. Some questions like: In 1909, what did Ernest Rutherford aim to discover; Describe…
Newton’s Law
Main objective of this lecture is to present on Newton’s Law. It is tutorial based lecture; here explain Newton’s three Law. Newton’s First Law: Law of Inertia; Newton’s Second Law: F…
Lecture on Motion
Major objective of this lecture is to present on Motion. Here introduce what is motion; what are the different types of motion and what is the…
Cosmic Microwave Background
The aim of this lecture is to present on Cosmic Microwave Background. 1960’s at scientists at Bell Laboratories detected background noise using a special “low noise” antenna.…
Microwave Telescopes
Microwaves have wavelengths range from centimeters to those closer to a foot in length. Longer are for heating food and Shorter waves Doppler radar. This lecture briefly…
Aims of Radiation Therapy
Radiation therapy uses ionizing radiation to treat cancer i.e. to destroy cancerous cells. The aim of radiation therapy is to cause damage to the cancerous…
Using Ionizing Radiation in Medicine
Ionizing radiation is used in radiotherapy to treat cancer and to sterilise medical equipment because it destroys cells. Basic objective of this lecture is to present…
Velocity-Time Graphs
Principle objective of this lecture is to present on Velocity-Time Graphs. Uniform accelerated motion is a motion with the constant acceleration (a – const). Slope (gradient) of the…
Matter and the Particle Model
General objective of this lecture is to present on Matter and the Particle Model. Matter is anything that moves and anything that takes up space. Solids, Liquids and Gases. Here…
Mass, Force and Gravity
Principle purpose of this lecture is to present on Mass, Force and Gravity. Mass–Amount of stuff (atoms/molecules) in an object. Measured in kg. Force – Measures the gravitational…
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