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.
Black nationalism (BN) advocates a racial definition (or redefinition) of national identity. There are different indigenous nationalist philosophies but the principles of all Black nationalist ideologies are unity and self-determinationâthat is, separation, or independence, from European society. 1 Early history.