Category: General Science Notes


Ores of Some Important Metals

Ores of Some Important Metals Sodium (Na)——————–Chilli salt petre (NaNO3,) Common salt or brine (NaCl)   Aluminium (Al)—————Bauxite (Al203 2H20), Cryolite (Na2AlF6), Feldspar (KAISi3O8), Corundum (Al2O3), Mica (K2O 3AI2O3 6SiO2 2H2O), Diaspore (Al2O3 H2O)   Potassium (K)————– Nitre (KNO3), Carnallite (KCI MgCl26H2O)   Magnesium (Mg)———–Magnesite (MgCO3), Dolomite (MgCO3 CaCO3), Epsomite...


Important Scientific Instruments with uses

Important Scientific Instruments and Uses: Altimeter: It measures altitude of an object and is used in aircrafts. Ammeter: It measures strength of electrical current (in amperes). Anemometer: It measures force and velocity of wind. Audiometer: It measures intensity of sound. Audiophone: it’s used for up imperfect sense of hearing. Barometer:...


Introduction to Electricity with basic notes

Electricity is a fundamental concept in physics and plays a crucial role in our everyday lives. It is a form of energy resulting from the movement of charged particles, such as electrons. Understanding the basics of electricity is essential for comprehending various electrical phenomena and applications. Electric Charge: Electricity is...