Earth in Solar system, Motion of the Earth

The Solar System consists of the Sun and its eight main planets, their satellites, asteroids, comets, meteors and other dwarf planets. The Sun is at the one of the two “centers” of The Solar System and the planets revolving around it in elliptical orbits. The sun is in the centre of the solar system. It … Read more

General Science for APPSC Prelims Exam

, General Science is a broad field that encompasses a wide range of topics, from the physical sciences to the life sciences. It is an essential part of the APPSC Prelims Exam, and candidates are expected to have a good understanding of the subject. Here is a brief overview of some of the key topics … Read more

Science And Technology In Ancient Period

–2/”>a >DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> : Mathematics, Astronomy, Physics, Chemistry, Botany, Zoology, Physiology and Medicine (including Surgery), Ship- building, Mining and Metallurgy, Engineering and Architecture Like people in any other part of the world Indians too, have a rich legacy of scientific ideas. A desire to now the unknown, accompanied with … Read more

8.The Guptas

 The Gupta Empire stretched across northern, central and parts of southern India between c. 320 and 550 CE. The period is noted for its achievements in the arts, architecture, sciences, religion, and philosophy. Chandragupta I (320 – 335 CE) started a rapid expansion of the Gupta Empire and soon established himself as the first sovereign ruler of the empire. It marked the end of … Read more

RAS(RTS) Exam Prelims Notes for Science & Technology

Science & TechnologyFor Notes Click on the topics – Basics of Everyday Science. –Space Technology including Satellites. – Defence Technology. – Nanotechnology. – Human body, Food and Nutrition, Health care. – Environmental and Ecological Changes and its Impacts. – Biotechnology and Genetic engineering. – agriculture,

Topological And Nontopological Conservation

 Topological & Non-Topological Conservation    Conservation – shape and structure of networks of interacting organisms in ecological systems In-situ conservation    Protect whole ecosystem at all levels to protect threatened species (save entire forest to save tiger)  Hot Spots – High endemism & high Species richness (in India – Western Ghats (Agasthyamalai hills, … Read more

Buffons Theory

Buffon’s Theory: A Legacy of Curiosity and Innovation Georges-Louis Leclerc, Comte de Buffon, was a towering figure in the history of natural history. His monumental work, Histoire naturelle, published in 36 volumes between 1749 and 1788, revolutionized the way people understood the natural world. While Buffon is best known for his contributions to zoology and … Read more

Variance

Variance Variance (σ2) in statistics is a measurement of the spread between numbers in a data set. That is, it measures how far each number in the set is from the mean and therefore from every other number in the set. In investing, the variance of the returns among assets in a portfolio is analyzed … Read more

Computer Binary Digit System

 Computer Binary digit system The binary Number System, also called the base-2 number system, is a method of representing numbers that counts by using combinations of only two numerals: zero (0) and one (1). Computers use the binary number system to manipulate and store all of their data including numbers, words, Videos, graphics, … Read more