(Encyclopedia) United States Naval Observatory, a federal astronomical observatory, located in Washington, D. C. It evolved from the Navy's oldest scientific institution, the Depot of Charts and…
(Encyclopedia) seeing, in astronomy, the clarity with which stars and other celestial objects can be observed. It is primarily determined by the atmosphere of the earth. The most obvious phenomenon…
(Encyclopedia) SiriusSiriussĭrˈēəs [key], or Dog Star, brightest star in the sky. It is located in the constellation Canis Major (1992 position R.A. 6h44.8m, Dec. −16°42′); its Bayer designation is…
For the best illustrated book; given by the American Library Association. Randolph Caldecott was a 19th-century British illustrator.1938Animals of the Bible, a Picture Book, by Helen Dean Fish,…
Source: National Education Association (NEA). Web: www.nea.org/readacross/resources/kidsbooks.html . This list was tabulated from an online survey that the National Education Association ran from…
HOW WERE THE SUMERIAN CITIES RULED? HOW WERE THE ZIGGURATS BUILT? FIND OUT MOREMesopotamia is the land between the Tigris and Euphrates rivers. Farmers used the river water to irrigate fields and…
This table lists the top-grossing movies of 2009. Transformers: Revenge of the Fallen made the most money in the United States in 2009.
Rank Title Total Gross 1. Transformers: Revenge…
This table lists the top-grossing movies of 2011. Harry Potter made the most money in the United States in 2011.
Rank Title Total Gross 1. Harry Potter and the Deathly Hallows Part II…
(Encyclopedia) time, sequential arrangement of all events, or the interval between two events in such a sequence. The concept of time may be discussed on several different levels: physical,…
(Encyclopedia) Blake, William, 1757–1827, English poet and artist, b. London. Although he exerted a great influence on English romanticism, Blake defies characterization by school, movement, or even…
