Scienceknows?

      Note:   To view in better way please select desktop site.                            Health:  Health: Health is described as the state of complete physical, mental and social well being.  For maintaining a healthy life cycle, a person needs to have a balanced and varied diet, need to exercise, live regularly in a proper shelter and get proper and enough sleep, and maintaining a good hygiene also reduces the chances of developing an infection. Disease: Disease [dis = without, ease =comfort] is a disorder in a human, animal or plant, caused by infection, diet or by faulty functions of a process.                                    OR Any disturbance in the structure or function of any organ or part of body . it may be caused due to the attack of pathogens {virus, bacteria}, lack of balanced d...

 SOLAR SYSTEM: What do you mean by solar system? The solar system was formed about 4,600 million years ago. It is located in the orion arm of the milky way galax, around two-thirds away from the Central bulge, about 27,000 light-years from the centre of the galaxy. It takes the solar system about 220 million years to orbit the galaxy once.  The solar planets can be divided into an inner system of four small, solid planets made up of mostly of hydrogen, helium, frozen water, ammonia, methane, and carbon monoxide. Pluto does not belong to any group but is a tiny rocky body at the edge of the solar system. Some  people think it is a giant comet rather than a planet. It's composition is similar to a comet ( ice and rock) but it's orbit is different from the other comets and planets. Between these two planetary system is belt of asteroids containing pieces of rock of varying size.  Solar system consists of: Sun:- Mercury:- Venus:- Earth:- Mars:- Jupiter:- Saturn:- Uranus:...