Tnpsc and Upsc Notes Pdf
Pravin Babu R Important Invention and Discovery in Physics Here’s a table of significant inventions and discoveries in physics and their inventors/discoverers: Invention/Discovery Inventor/Discoverer Year Significance Laws of Motion Sir Isaac Newton 1687 Laid the foundation of classical mechanics. Universal Law of Gravitation Sir Isaac Newton 1687 Described the force of attraction between masses, a key principle of … Read more
The factors which led to the eventual triumph of Fascism in Germany were many. First was the sense of humiliation arising from the defeat in the War. Between 1871 and 1914 Germany had risen to dizzy heights of economic, political and cultural accomplishments. Germany’s universities, science, philosophy and musicwere known all over the world. Germany … Read more
Ocean currents are continuous, directed movements of seawater that play a pivotal role in shaping Earth’s climate and marine ecosystems. Driven by a complex interplay of forces, including wind, tides, the Earth’s rotation (Coriolis Effect), and variations in water density (temperature and salinity), these vast rivers of water circulate across the globe, transporting heat, nutrients, … Read more
The Himalayas blocks southwest monsoon winds and causes heavy rainfall in north India. It forms a natural barrier to the subcontinent and is the source of many perennial rivers like the Indus, Ganges, Brahmaputra, etc. The Northern Mountains are described as the paradise of tourists due to their natural beauty. Many hill stations and pilgrim … Read more
Evolution is a fundamental concept in biology that refers to the process of change in all forms of life over generations. It explains how species of living organisms have changed over time and diversified into the multitude of forms we observe today. The theory of evolution, as proposed by Charles Darwin in the mid-19th century, … Read more
Jammu and Kashmir, often referred to as the “Crown of India,” is not only renowned for its breathtaking landscapes but also its diverse agricultural practices. The region’s unique geography and varied climate zones contribute to a rich tapestry of crops cultivated throughout the year. In this blog post, we’ll delve into the agricultural bounty of … Read more
Linguistic groups refer to collections of languages that are closely related to each other due to a common ancestry. These groups are organized hierarchically, with languages grouped into families, families into phyla, and so on. Linguistic classification is based on the similarities and shared features among languages, which often indicate a historical connection and a … Read more
When we think of the savanna, we envision a dynamic ecosystem of grasslands and scattered trees, teeming with wildlife. Yet, beneath the surface, a less visible but equally vital force silently contributes to the health of the ecosystem: earthworms. In this blog post, we’ll dig into the fascinating world of earthworms in the savanna and … Read more
When we think of savannas, we envision vast grasslands dotted with acacia trees and teeming with a diverse array of wildlife. However, hidden beneath the surface and often overlooked, there exists a fascinating and lesser-known world – the realm of mushrooms in the savanna. In this blog post, we will delve into the intriguing relationship … Read more
Mughal Empire’s social structure The social structure of the Mughal Empire was complex and hierarchical, reflecting the diversity of the society that existed within its vast territories. The Mughals, who were of Central Asian Turkic-Mongol origin, ruled over a predominantly Indian population. The social structure was influenced by a combination of indigenous Indian traditions and … Read more