Notes and Study material for Exams
Properties of matter Matter is anything that has mass and takes up space. At a minimum, matter requires at least one subatomic particle, although most matter consists of atoms. The two properties of matter are: • Mass – amount or quantity of matter • Volume – amount of space occupiedphysical properties – inherent characteristics of … Read more
Slow reactions Chemical reactions that occur very slowly and can take a long time for completion are called slow reactions. Usually covalent compounds are involved in slow reactions.Some reactions can take days, weeks and months to complete; they are called very slow reactions.For example, Milk may take several hours or a day to convert to curd, while it … Read more
Observed Climate and Weather Changes in India: A Nation Under Pressure India, a land of diverse landscapes and rich cultural heritage, is also a nation deeply intertwined with its climate. From the snow-capped Himalayas to the fertile plains of the Ganges, the country’s weather patterns have shaped its history, economy, and society. However, in recent … Read more
The Fragile Web: Factors Affecting the Biodiversity of Phytoplankton Phytoplankton, the microscopic algae that form the base of the marine food web, are crucial for life on Earth. They produce a significant portion of the oxygen we breathe and serve as the primary food source for countless marine organisms. However, this vital group of organisms … Read more