Examples of chemical change: During a chemical change, a new chemical composition and new properties are formed. Examples of chemical changes are: burning of wood, cooking of food, rusting of iron and souring of milk.
The Black Heritage Trail is a path in Boston, Massachusetts, winding through the Beacon Hill neighborhood and sites important in American black history.
Ancient Egypt â and through its influence, much of âWesternâ civilization â does indeed owe its origin to black Africans. Khazaria â Russiaâs Jewish kingdom The medieval conflicts between Christian Europe and the Islamic Middle East are well-known and infamous, as are the Vikings and their ruthless conquests of northern Eurasia.