Notes and Study material for Exams
What is Cropping? Cropping is the process of removing parts of an image to improve its composition or focus on a particular subject. It can be done manually or automatically, and it is a common technique used in photography, graphic design, and web development. Why Crop an Image? There are many reasons why you might … Read more
Medium of Propagation Sound is a sequence of waves of pressure which propagates through compressible media such as air or water. During their propagation, waves can be reflected, refracted, or attentuated by the medium. The purpose of this experiment is to examine what effect the characteristics of the medium have on sound. Ground Wave or … Read more
Preparation of Oxygen Oxygen Oxygen is prepared in lab generally in two ways either by the application of heat or no application of heat. Using heat: Oxygen in lab is prepared by heating the mixture of powdered potassium chlorate and manganese dioxide in the ratio 4:1 in a hard glass test tube. The oxygen gas … Read more
The Thermosphere: A Realm of Extreme Temperatures and Cosmic Events The Earth’s atmosphere is a complex and dynamic system, divided into distinct layers based on temperature profiles. Among these layers, the thermosphere stands out as a region of extreme temperatures, cosmic interactions, and vital atmospheric processes. This article delves into the fascinating world of the … Read more
The Tricellular Meridional Circulation: A Symphony of Atmospheric Motion The Earth’s atmosphere is a dynamic system, constantly in motion, driven by the uneven distribution of solar radiation. This motion manifests in various forms, from gentle breezes to powerful storms, all playing a crucial role in shaping our planet’s climate. One of the most fundamental and … Read more
The Major Domains of Earth: A Journey Through Our Planet’s Diverse Systems Earth, our home planet, is a dynamic and complex system, teeming with life and shaped by a multitude of interconnected processes. To understand this intricate web of interactions, we can divide Earth into major domains, each with its unique characteristics and crucial role … Read more
Earth: A Cosmic Oasis of Life and Wonder Our planet, Earth, is a vibrant and dynamic world, teeming with life and sculpted by a complex interplay of geological, atmospheric, and biological processes. It is a unique oasis in the vast expanse of space, harboring a diverse array of ecosystems and supporting an astonishing array of … Read more
Atmospheric humidity, which is the amount of water vapour or moisture in the air, is another leading climatic element, as is Precipitation. All forms of precipitation, including drizzle, rain, snow, ice crystals, and hail, are produced as a result of the condensation of atmospheric moisture that forms clouds in which some of the … Read more
The Nitrogen Cycle: A Vital Dance of Life and Death The nitrogen cycle is a fundamental process that sustains life on Earth. It describes the continuous movement of nitrogen, a crucial element for all living organisms, through various reservoirs in the environment. This intricate dance of transformation involves a complex interplay of physical, chemical, and … Read more