Can a Visible Light Outshine Infrared Radiation?Advanced-Level Science ProjectsPhysical ScienceCan a Visible Light Outshine Infrared Radiation?How Do Different Surfaces Affect the Momentum of Marbles…
(Encyclopedia) Carrera, José MiguelCarrera, José Miguelhōsāˈ mēgĕlˈ [key], 1785–1821, Chilean revolutionist. With his brothers, Juan José and Luis, he overthrew the revolutionary junta headed by…
(Encyclopedia) Brennus, d. 279 b.c., Gallic leader. He was in command of the band of Gauls (or Galatians) who invaded Greece in 279 b.c. At first halted at Thermopylae, he later turned and took the…
(Encyclopedia) goby, common name for a member of the family Gobiidae, small marine fishes familiar in shallow waters, especially along southern shores. Gobies may be either scaled or scaleless; all…
(Encyclopedia) LyraLyralīˈrə [key] [Lat.,=the lyre], northern constellation lying S of Draco, E of Hercules, and W of Cygnus. Although many civilizations represented it as a bird, it was also…
(Encyclopedia) Godiva, LadyGodiva, Ladygōdīˈvə [key], fl. c.1040–80, wife of Leofric, earl of Mercia; famous for her legendary ride through the city of Coventry. She was a benefactor of several…
(Encyclopedia) Orion Nebula, bright diffuse nebula in the constellation Orion; also known as the Great Nebula of Orion and cataloged as M42 or NGC 1976. It is located near the middle of the “sword”…
(Encyclopedia) flint, variety of quartz that commonly occurs in rounded nodules and whose crystal structure is not visible to the naked eye. Flint is dark gray, smoky brown, or black in color; pale…
