Quantum is a Latin word that means 'how much'. So a quantum of energy is a specific amount of energy. Light sources such as candles or lasers shoot out (or emit) light in bits called photons. Photons are like packets.
Confidence votes 1.0K. The five boroughs of New York City are Manhattan, Brooklyn, Queens, The Bronx, and Staten Island. All areas of New York State have county names, but New York City also has borough (boro) names for its five counties. Two of the borough names are the same as the county names and three are different.
The New York State has 62 counties. Every county is further segregated into towns and cities. Some of the notable counties are the Bronx County, Erie County, Nassau County, New York County, Westchester County, and Suffolk County. Bronx County. The Bronx County became a part of the New York County only in the late 19th century after annexing from the county of Westchester. Bronx is also the northern most borough of the five boroughs, which constitute the New York City.