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Homework Center: Earth Sciences

Subjects » Geography » History » Language Arts » Mathematics » Science » Social Studies Homework Skills Writing | Research Speaking & Listening Studying Reference Sources…

Phenomena, 2007

Configurations of Sun, Moon, and Planets January February…

Sedna: Planetoid or Planet?

On March 15, 2004, astronomers confirmed the discovery of the most distant object ever identified in our solar system. Twice as far from the Sun as any known object, this red mass has an unusually…

Isamu Taniguchi

landscape architect, farmerBorn: circa 1902Birthplace: Osaka, Japan Raised in Japan, Taniguchi immigrated to Stockton, Calif., as a teenager in 1915. He was a farmer in California, raising bonsai…

James Bedell McKEAN, Congress, NY (1821-1879)

McKEAN, James Bedell, (nephew of Samuel McKean), a Representative from New York; born in Bennington, Vt., August 5, 1821; moved to New York; pursued an academic course; taught in the district…

Principal Organs of the United Nations

Secretariat This is the directorate on UN operations, apart from political decisions. The staff works under the secretary-general, whom it assists and advises. Secretaries-General Ban Ki-moon,…

August Edgar JOHANSEN, Congress, MI (1905-1995)

JOHANSEN, August Edgar, a Representative from Michigan; born in Philadelphia, Pa., July 21, 1905; attended the public schools in Battle Creek, Mich.; attended Olivet (Mich.) College in 1922…

Theories of the Universe: Geological Time

Geological TimeTheories of the UniverseCracks in a Newtonian WorldFaster Than a Speeding Light WaveIt All Depends on Your PositionThe Relative Nature of Space and TimeGeological TimeHow Can You Be in…

Weather: Ten Major Cloud Types

Ten Major Cloud TypesWeatherPartly to Mostly CloudyMoisture and HumidityIn the CloudsTen Major Cloud TypesForecasting by Clouds In biblical times, Job asked, "Can any understand the spreadings of…

planetarium

(Encyclopedia) planetarium, optical device used to project a representation of the heavens onto a domed ceiling; the term also designates the building that houses such a device. A modern planetarium…