What is Credit?
Class 10 Economics Chapter 3 Money and Credit Credit is an agreement in which lender supplies the borrower with money, goods or services in return for the promise of future payments. Generally, credit is taken to meet working capital needs of business. However, credit can play positive as well as negative roles in some situation. […]
Kingdom Animalia
Class 9 Science Chapter 7 Diversity in Living Organisms Huge diversity is seen in living organisms hence, living organisms are classified into kingdom plantae and kingdom animalia. In this article we will specifically speak about kingdom animalia. Kingdom animalia is again classified into different phylums, Porifera, Coelenterata, Platyhelminthes, Nematoda, Annelida, Arthropoda, Mollusca, Echinodermata, Protochordata and […]
What is Air Pollution?
Class 11 Chemistry Chapter 14 Enviromental Chemistry Air pollution is the addition of unwanted component in air that causes harm to living organisms. Air pollution is nothing but atmospheric pollution. Atmospheric pollution is generally studied as tropospheric pollution and stratospheric pollution. Tropospheric pollution occurs due to undesirable solid or gaseous particle in the air. It […]
Boron Family- Group 13 Elements
Class 11 Chemistry Chapter 11 p-Block Elements In this article we will talk in brief about Boron family. In group 13, Boron is the first element. However, other elements are Aluminium, Gallium, Indium, Thallium. Occurrence of elements in boron family Boron is found in the form of Orthoboric acid , Borax and Kernite. There are […]
What is a cell?
Class 8 Science Chapter 8 Cell Structure and Functions | Class 9 Science Chapter 5 The Fundamental Unit of Life Cell is smallest structural unit and functional unit of organism. In this article we will discuss about cell. Let’s first speak about its discovery. Discovery of cell In 1665, Robert Hooke used slice of cork […]
Capacitor and Capacitance
Class 12 Physics Chapter 2 Electrostatic Potential and Capacitance Capacitor have an ability to store charge. It is a system of two charged conductors separated by an insulator. The conductor have charges Q1 and Q2 and potentials V1 and V2 respectively. Most of the times there are Q and -Q, with potential difference V= V1 […]
Earthquake – A Natural Phenomena
Class 8 Science Chapter 15 Some Natural Phenomena An earthquake is sudden shaking or trembling of surface of earth, occuring due to movement of hot fluid in the Earth’s crust. Earthquake last for very short time. In general, earthquakes are occurring all the time everywhere on the earth but they are not noticed. There are […]
Global Warming – Causes and Effects
Class 8 Science Chapter 18 Pollution of Air and Water | Class 9 Science Chapter 14 Natural Resources | Class 11 Chemistry Chapter 14 Environmental Chemistry In this article we will discuss in brief about global warming and greenhouse effect. About 75% of solar energy reaching the earth is absorbed by the earth’s surface. Remaining […]
Mechanism of Redox Reaction
Class 11 Chemistry Chapter 8 Redox Reactions Occurance of reduction and oxidation process simultaneously with the chemical reaction is called redox reaction. Various phenomena like rusting of iron, browning of fruits, process of respiration, photosynthesis are result of redox reaction . However, redox reactions are mainly used in pharmaceuticals, industrial, metallurgical and in agricultural areas. […]
Working of Nuclear Reactor
Class 12 Physics Chapter 13 Nuclei Nuclear reactor helps to carry out controlled chain reaction and also produce energy in sustained manner. Produced energy can be used to produce electric energy. In this article we will discuss about nuclear reactor, its parts and their function. Nuclear Fuel Nuclear fuel is the fissionable material used in […]