Science

General purpose of this lecture is to present on Rocks and Weathering Rock Cycle. For thousands, even millions of years, little pieces of our earth…

Major objective of this lecture is to present on Rocks. There are 3 types of rocks: Igneous, metamorphic and sedimentary. Some rocks have air bubbles because of the way…

Prime purpose of this lecture is to present on Sugar Refining Process in mills. In tropical regions where sugar cane is grown, sugar cane is partially refined…

Basic objective of this lecture is to present Noble Gases. Group 18 elements are called the noble gases.  This is because they rarely combine with other elements…

Organizational Commitment is a concept that has to do with the degree of commitment and loyalty that employees exhibit toward employers. As part of this…

General objective of this lecture is to present on Rates of Reactions and Enzymes. Enzymes are biological catalysts. They help the reactions that occur in…

Polymer is a long molecule made up from lots of small molecules called monomers. This lecture briefly present on structure and properties of Polymers. This lecture…

About 7% of all household waste is plastic. Annually, 3 million tonnes of plastic rubbish are produced. 57%  of litter found on beaches is plastic. In 2001 only…

Prime purpose of this lecture is to present on Elements, atoms, ions, and the periodic table. Electrons are involved in bond formation when compounds are formed. So…

Job Satisfaction is the level of contentment a person feels regarding his or her job. This feeling is mainly based on an individual’s perception of…

This lecture briefly focus all Periodic Table of the Elements.  The periodic table we use today is based on the one devised and published by Dmitri…

Quality of working life refers to the favourableness or unfavourableness of a job environment for the people working in an organisation. The period of scientific…