Why do changes occur around us? Explain it with examples.
Changes occur everywhere, every moment around us. Everything in the world is subject to change. Chemical changes: That change the chemical composition of the material.Physical change: That are temporary and do not change the chemical composition of the material. They change only the state, colour, and texture.Reversible chages: They can be reversed.Irreversible changes: They cannot be reversed. Eg -Bread going into toaster-becoming toast.-Boiling eggs.-Boiling Rice and Lentils.-Turning Milk into Yoghurt.-Making Tea.-Henna drying on your hands.-Nail varnish drying on your hands.-Butter melts
