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.
Loss of security within the minority community, and fear and distrust of the white world are also factors. It should now be apparent that the definition of a black person as one with any trace at all of black African ancestry is inextricably woven into the history of the United States.ventually in the United States, the terms mulatto, colored, Negro, black, and African American all came to mean people with any known black African ancestry. Mulattoes are racially mixed, to whatever degree, while the terms black, Negro, African American, and colored include both mulattoes and unmixed blacks.