Science is the study of the physical and natural world through observations and experiments. Science is all around us. Right now, the fact that you exist and are in the process of reading this lesson is science. The process of creating the air we breathe - also science. The food we enjoy, water we drink, and clothes we wear are all based in science. Looking up into the atmosphere gives us a glimpse into astronomy, another branch of science. You can't get around it. Science is everywhere and is one of the most important topics of study in our world. There are many branches of science: Physics is the study of laws and properties that govern the universe, such as energy, waves, force, mechanics, motion, electricity, and nuclear reactions. Static electricity is an imbalance of electriccharges within or on the surface of a material. The charge remains until it is able to move away by means of an electric current or electrical discharge. निरीक्षण आणि चिकित्सक प्रयोगातून मिळालेली, पद