Yes sex is essential for human beings as it relives our stress, increase our self confidence and develops our immune system. But it should be in a limited and proper manner . It always keeps you fresh ! And its like a one of the rules of god . So a woman and a man … Read more

when  a liquid is heated, the molecules in it stars getting separated from each other . The inter molecular attraction is lost when heated .So when a liquid is heated, it turns into gaseous state. When this gas is further heated, again the intermolecular attraction becomes weak and gas becomes lighter and lighter , and … Read more