Emit++in+straight+lines
61Tests of general relativity — General relativity Introduction Mathematical formulation Resources Fundamental concepts …
62Ancient technology in Stargate — The Ancients (also known as Alterans and Lanteans ) are a fictional advanced race in the Stargate franchise, and are depicted as the precursor to modern day humans. Their most notable creation in Stargate mythology is the entire Stargate network …
63Absorption spectroscopy — An overview of electromagnetic radiation absorption. This example discusses the general principle using visible light as a specific example. A white beam source – emitting light of multiple wavelengths – is focused on a sample (the complementary… …
64Color — This article is about the perceptual property. For other uses, see Color (disambiguation). For usage of color on Wikipedia, see Wikipedia:Colors. Colored pencils Color or colour (see spelling differences) is the visual perceptual property… …
65climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… …
66ray — ray1 [rā] n. [OFr rai < L radius: see RADIUS] 1. a) any of the thin lines, or beams, of light that appear to come from a bright source b) a graphic representation of one of these, as in heraldry 2. a) any of several lines radiating …
67Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… …
68Maglev — JR Maglev at Yamanashi, Japan test track in November 2005 …
69Tornado — This article is about the weather phenomenon. For other uses, see Tornado (disambiguation). For the current tornado season, see Tornadoes of 2011 …
70X-ray fluorescence — (XRF) is the emission of characteristic secondary (or fluorescent) X rays from a material that has been excited by bombarding with high energy X rays or gamma rays. The phenomenon is widely used for elemental analysis and chemical analysis,… …
