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- Wind power (27669 bytes)
1: ... deals mainly with the intricacies of large-scale deployment of wind turbines to generate [[electric p...
3: ...wind power over the United States. This type of undetailed map is most useful for scouting for offshor...
9: ...st of this wind energy can be found at high altitudes where continuous wind speeds of over 160 km/h (1...
11: ...are extremely complicated and relatively little understood, the basics of its origins are relatively s...
17: ...speed (cubed), the swept area (linearly), and the density of the air (linearly). - Pterosaurs (10375 bytes)
12: ..._subdivision | color = pink | plural_taxon = Suborders}}
13: [[Rhamphorhynchoidea]]<br/>
14: [[Pterodactyloidea]]<br/>
16: ... with [[crocodiles]] and [[dinosaurs]] (and their descendants, the [[birds]]).
18: == Fossil evidence == - Sauroposeidon (9157 bytes)
17: ...seidon''''' (meaning "[[earthquake]] [[lizard]]-[[deity|god]]") is an Early [[Cretaceous]] [[sauropod]...
23: ...ld's Largest Dinosaur", though weak [[fossil]] evidence makes an exact ranking impossible.
25: ...emely elongated, with the largest one about 1.2 [[meter]]s (4 [[feet]]) long, which makesit the longest o...
29: ... meters), compared to a neck length of 30 feet (9 meters) for the HM SII ''Brachiosaurus''. This is based...
31: ...ight have been able to raise its head 50 feet (15 meters). - Roman economy (23678 bytes)
2: ...d of coins including the [[aureus]] (gold), the [[denarius]] (silver), the [[sestertius]] (bronze), th...
4: ...nd some silver in other [[Denomination (currency)|denomination]]s, either called [[Greek Imperial]] or...
6: ... gold [[solidus (coin)|solidus]] and small bronze denominations. This trend continued to the end of th...
9: [[Image:Maximinus denarius.jpg|left|frame|A [[denarius]] by [[Maximinus]].]]
10: ...nt, thought to equal the purchasing power of 10 modern British Pound Sterling (US$13) at the beginning... - Motorcycle (40437 bytes)
7: ...o steer the motorcycle, in conjunction with the rider shifting their weight through their feet, which ...
9: ...ped with floorboards instead of footpegs, and [[sidecar]]s and other three-wheeled variations, commonl...
13: The world's first motorcycle, designed and built by [[Germany|German]] inventors [...
15: ...late 60's and early 70's who were able to produce designs faster and cheaper.
23: ...ear suspension being an integral component in the design. - Igor Stravinsky (26622 bytes)
1: ...ombinations and classical forms. His oeuvre included everything from symphonies to [[piano]] miniatur...
10: ... St. Petersburg and dominated by his father and elder brother, Stravinsky's early childhood was a mix ...
12: ...d<nowiki>]</nowiki> them all to hell". (He succeeded: the 1913 première of ''Le sacre du print...
14: ...learn and explore art, literature, and life. This desire manifested itself in several of his Paris col...
17: ...rtner until his death, was his second wife [[Vera de Bosset]]. - Pulse (music) (1707 bytes)
1: ...usic)|drone]]). A pulse may be an unheard event underlining a piece or [[metric]] level, thus the [[te...
3: ...e that is regularly accented is a [[Metre (music)|meter]]. An isochronal or equally spaced pulse on one l...
5: ...nchronous]], if all pulses on slower levels coincide with those on faster levels, and [[nonsynchronous... - Solar cell (27643 bytes)
1: ... consisting of a large-area [[p-n junction]] [[diode]], which, in the presence of [[sunlight]] is capa...
3: ...n [[inverter]] to the electricity grid in a [[net metering]] arrangement.
5: ...r_cell.png|thumb|250x|right|A '''solar cell''', made from a poly-crystalline silicon wafer]]
15: ...2662&RS=PN/2402662 US2402662], "''Light sensitive device''"). Sven Ason Berglund had a prior patent co...
19: ... W/m². So a 10% efficient module of 1 square meter can power a 100 W light bulb. Costs and efficienc... - Hydroponics (15454 bytes)
3: ... is also very easy to do; the activity is often undertaken by very young children with such plants as ...
7: ...ess time and sometimes of higher quality, which under certain economic and environmental conditions, m...
9: ...over conditions, maximum density, and low risk of detection; as a result, many [[marijuana]] growers u...
13: ...ed various substances which the plants needed besides water. In the mid-[[19th century]], the German p...
15: ...ericke of the [[University of California, Davis]] demonstrated that plants could be grown soil-free al... - Weed control (16617 bytes)
1: ...herbicide]]s. Prevention of weeds from growing is desirable, but often difficult to achieve, due to th...
5: ...all shift in perspective, we can often change our definition to ''a plant whose virtues have not yet b...
6: ...will quickly return [[cultivated]] land to a [[wilderness]] state.
8: ...n, for they are slow to germinate and produce slender, upright stems. Quick growing, broad-leafed weed...
13: ...quivalent to almost 4 percent per day. So that by delaying weeding for another fortnight, the yield wa... - Grouper (3548 bytes)
1: ...amily (biology)|family]] [[Serranidae]], in the order [[Perciformes]]. The word "grouper" comes from [...
4: ...e small genera ''Anyperidon'', ''Cromileptes'', ''Dermatolepis'', ''Gracila'', ''Saloptia'' and ''Tris...
6: ...ws, but they have heavy crushing tooth plates inside the [[pharynx]]. They habitually eat [[fish]] and...
10: ...ide decimation of sharks for the [[shark fin]] trade continues. (There has been a recent report that k...
12: ...with more information available in Wikipedia include: - Electric field (1958 bytes)
1: ...s and contain [[electrical energy]] with [[energy density]] proportional to the square of the field in...
7: ...ing to Equation (1) above, electric field is dependent on position. The electric field due to any sin...
13: If this principle is extended to an infinite number of infinitesimally small e...
19: where ρ is the [[charge density]], or the amount of charge per unit [[volume...
22: ... [[solid]], an [[electric field gradient]] may be defined. - Mobile phone (30513 bytes)
2: A '''mobile phone''' is a device which behaves as a normal
3: [[telephone]] whilst being able to move over a wide area (compare [[cordless phone]] which acts as a ...
4: phones allow connections to be made to the
10: ...e world's largest mobile phone manufacturers include [[Alcatel]], [[Audiovox]], [[Kyocera]] (formerly ...
14: == Worldwide deployment ==
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