Pumping pure blood from lungs to other parts of the body and receiving impure blood from other cells of the body to the lungs in apt the main function is circulation of blood through out the body which is an important function of our body

Scattering of light is the basic reason for blue sky since blue ie voilet which has the shortest wavelength of a white light similar to sunlight which scaters more than the other colour during day except early morning and late evening the sky appears blue but in those exceptional condition the sky look red in … Read more

Since in normal circumstances the denisty of water is less than that of egg when we add sugar or salt to the water the denisty of water increases as much sugar or salt as we add at a point the salt water denisty become more than that of egg so the egg floats in salt … Read more