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  1. Steel (28384 bytes)
    3: ...ich are naturally arranged in a [[lattice]], from sliding past one another. Varying the amount of carb...
    21: ...on of cementite, allowing martensite to form with slower quench rates, resulting in ''high speed steel...
    38: ... repeatedly beaten and folded to force the molten slag out of it. The result of this time-consuming a...
    46: ...The artifacts recovered from this grave are variously made of wrought iron, cast iron, malleabilized c...
    60: ...increasing the height of the flue to as tall as 5 meters (16 feet) and smelting as much as 350 kg (750 lb...
  2. Turkmenistan (10788 bytes)
    28: ...area|Ranked 51st]]<br/>&nbsp;488,100 [[square kilometer|km&sup2;]]<br/>&nbsp;Negligible
    54: ...bs conquered this region, bringing with them the Islamic religion and incorporating the Turkmen into M...
    66: ... a very short person, barely taller than 150 centimeters (5 feet).
    68: A slogan popular among Turkmens is "Halk! Watan! T?bas...
    88: ...e]], along the southwestern border, reaches 2,912 meters. The Balkan Mountains in the far west and the Ku...
  3. Mummy (16225 bytes)
    67: ...he [[Eastern Han Dynasty]] (25-220 AD), was 1.8 [[meter]]s (nearly six feet) tall and might have died at ...
    69: ...'s [[Silk Road]] in [[Xinjiang]], about 200 [[kilometers]] east of Yingpan.
  4. St. Peter's Basilica (17805 bytes)
    8: ...in this exact spot, which had previously been a cemetery for pagans as well as Christians.
    17: ...]] and [[1667]], in the center of which is a 25.5 meter tall obelisk. The [[obelisk]] was moved to its pr...
    22: ...) across. It is not simply its vast scale (136.57 meters from from the floor of the church to the top of ...
    24: ...t the original dome, were a constant concern, too slender in Bramante's plan, they were redesigned sev...
    33: ...ORIVS XIII PONT MAX</small>. In between are white slabs commemorating the most recent openings:<!-- Th...
  5. Trajans Column (10003 bytes)
    3: ...s, with a diameter of 3.7 meters (11 ft). The 190 meter (625 ft) frieze winds around the shaft 23 times. ...
    11: ...herwise, the scenes on the frieze unfold continuously and in [[Perspective (graphical)|tipped-up persp...
    17: ...ew over the surrounding Trajan's forum; 43 window slits illuminate his ascent.
    19: ...oman units of measurement|Roman feet]]; beginning slightly above the bottom of the base, the helical s...
    38: Translated, the inscription reads:
  6. List of inventors (14020 bytes)
    26: *[[Arnold O. Beckman]], (1900 - 2004), [[pH]] meter
    36: ...;]], (1711-1787) &mdash; [[Croatia]], ring-[[micrometer]], water [[telescope]]
    93: ...Galilei]], (1564-1642), [[Italy]] &mdash; [[thermometer]]
    112: ...John Harrison]], (1693-1776) &mdash; marine chronometer
    151: *[[Elijah McCoy]] &mdash; son of former slaves, patented many [[lubrication]] devices
  7. Pioneer 11 (5118 bytes)
    3: ...0]], used Jupiter's [[mass]] in a [[gravitational slingshot]] to alter its [[trajectory]] toward Satur...
    5: ...]]. It is 2.9 meters long and has a 2.74-meter-diameter high-gain [[antenna (electronics)|antenna]], topp...
    7: ...nfrared radiometer]], and an [[imaging photopolarimeter]], which produced [[photograph]]s and measured th...
  8. Venus (planet) (31010 bytes)
    14: ...ight and day sides of Venus despite its extremely slow rotation (less than one rotation per Venerean y...
    16: ...ght from ever heating the surface. Venus's [[Bolometer|bolometric]] [[albedo]] is approximately 60%, and...
    18: ...ty of the atmosphere at Venus' surface, even such slow winds exert a significant amount of force again...
    23: Venus has slow [[retrograde motion|retrograde rotation]], mean...
    25: ... no impact crater smaller than about 3.2 km in diameter can form.
  9. Sundial (16148 bytes)
    26: ...[equation of time]], because the Earth's orbit is slightly elliptical and its axis is tilted relative ...
    89: ...to measure angles to geographic features. Large (meter-sized) diptychs may have been used for [[navigati...
    95: ...g or evening. Usually, the hole was mounted in a sliding lockable piece of metal, which was adjusted ...
    99: == Precision sundials (heliochronometers) ==
    101: A precision sundial, called a '''heliochronometer''',
  10. Mammal (11782 bytes)
    48: *[[Sloth]]
    181: ...s]] around 130 million years old, one more than a meter in length, the other having remains of a baby din...
  11. Lightning (33113 bytes)
    35: ...ent out from several different objects simultaneously, with only one connecting with the leader and fo...
    44: ...times longer, and can strike several miles or kilometers distant from the clouds. During a positive ligh...
    71: ...The winds will blow each successive return stroke slightly to one side of the previous return stoke, c...
    87: ...s during thunderstorms. They can be fast-moving, slow-moving or nearly stationary. Some make hissing ...
    89: ...ing carbon-containing materials atop sparking [[Tesla Coil]]s.
  12. Atmospheric pressure (6841 bytes)
    13: ...ure. However, this standard atmosphere is defined slightly differently: temperature = 68?F (20?C), air...
    15: ==Mean sea level pressure (MSLP or SLP)==
    16: ...eadings (called "station pressure") to obtain the SLP.
    18: ...ts on radio, television, and newspapers. When barometers in the home are set to match the local weather r...
    22: ...making this reduction differs slightly. See [[altimeter]].
  13. Cambodia (32076 bytes)
    57: ...d. Due to its use by the [[Khmer Rouge]], the transliteration Kampuchea is now eschewed in western lan...
    122: ...h branch of the family were massacred. The [[Tuol Sleng]] museum is a good authority on this period.
    134: ...nglish]] ''virile''. ''Preahm⨡viraksat'' is translated in English as "King-Father" ([[French languag...
    138: The [[legislature]] comprises a 61-member appointed [[Senate]]...
    148: ...munion (khum), Great districts (khett), and also Islands (kaoh).
  14. Bottlenose Dolphin (16802 bytes)
    21: ...50 to 650kg (330 to 1430 pounds) with males being slightly longer and considerably heavier than female...
    29: ...that the two halves of their brains take turns in sleeping and waking.
    35: ...ns, during the mating season, compete very vigorously with each other through showing toughness and si...
    55: ... one for the [[anus]]. The female has one genital slit, housing the [[vagina]] and the anus.
    57: ...ange belly to belly, the penis extends out of its slit and is inserted into the vagina. The act lasts ...
  15. Tsunami (29462 bytes)
    2: ...placed on a massive scale. [[Earthquake]]s, [[landslide]]s, [[volcanic eruption]]s and large [[meteor...
    6: ...ctually related to tides the term is considered misleading and its usage is discouraged by [[oceanogra...
    10: ...e a tsunami by itself may trigger an undersea landslide quite capable of generating a tsunami.
    12: ...g tsunamis, and occur where denser oceanic plates slip under continental plates in a process known as ...
    14: ...ying water column as sediment and rocks slide downslope and are redistributed across the sea floor. Si...
  16. Long-distance track event (2855 bytes)
    5: ===3,000 meter steeplechase===
    7: ...rength, stamina and agility than the flat [[3,000 meter]] event. The world record for men is:
    15: ===5,000 meters===
    17: ...ch an event may comprise of a total of 60-200 kilometers a week. The world record for men:
    25: ===10,000 meters===
  17. Forbidden City (7592 bytes)
    3:
    14: ...tween the gates in the east and west walls is 750 meters. The walls are thick and squat and were specific...
  18. Palermo (10618 bytes)
    10: ...mosque]]s. The city was renowned throughout the Muslim world. It was a period of prosperity and tolera...
    12: ...Palermo on [[January 10]] [[1072]] and the whole island by [[1091]]. The policy of tolerance continued...
    42: The Cathedral has a [[heliometer]] (solar "observatory") of 1690, one of a number{...
    45: ...The "solar clock" can be up to 16 minutes fast or slow. The reason for this is explained fully in Main...
    47: ...degrees of preservation. Close to the city is 600 meter high Monte Pellegrino, with spectacular views of ...
  19. Hubble Space Telescope (50930 bytes)
    26: |'''Diameter'''||2.4 m
    34: |'''[[NICMOS]]'''||camera/spectrometer
    40: |'''[[STIS]]'''||spectrometer/camera (failed)
    54: ...or a telescope with a [[mirror]] 2.5&nbsp;m in diameter. The second major advantage would be that a spac...
    60: ...Telescope or Large Space Telescope, with a launch slated for 1979. These plans emphasised the need fo...
  20. Alfalfa (6719 bytes)
    20: ... deep [[root]] system sometimes stretching to 4.5 meters. This makes it very resilient, especially to dro...
    49: ...typically 4.5 to 6 feet (1.4 to 1.8 meters) in diameter and weighing upwards of 1,000 pounds. These bales...
  21. San Francisco, California (55022 bytes)
    31: ...es several islands in the bay and the [[Farallon Islands]] 27 miles offshore in the [[Pacific Ocean]]....
    46: ...e out and a naval force under Commodore [[John D. Sloat]] took it in [[1846]] in the name of the [[Uni...
    53: ...mise of 1850]] was igniting a fierce fight over [[slavery]]. Disgusted by increasing corruption and cr...
    58: ...the San Francisco cholera epidemic, the state legislature devolved this responsibility to the counties...
    62: ...table land speculation, city leaders banned all cemeteries within the city. Burials moved to the undevelo...
  22. Maya civilization (25116 bytes)
    11: ...t archaeological remains include the carved stone slabs usually called ''stelae'' (the Maya called the...
    41: ...he case of terraces and smaller structures, to 45 meters in the case of great temples and pyramids. A fl...
    48: ...y limestone platforms of typically less than four meters in height where public ceremonies and religious ...
    117: ...of food production. It was formerly believed that slash and burn (swidden) agriculture provided most o...
    125: ...ese sites and this region were inhabited continuously by independent Maya until after the final Spanis...
  23. Hybrid vehicle (47544 bytes)
    12: ...} program in September 29, 1993 that involved Chrysler, Ford, General Motors, USCAR, the DoE, and othe...
    22: ...Hybrid | Camry Hybrid]] has been announced and is slated to launch in late Spring as a 2007 model. It ...
    67: ...e [[regenerative braking]] to recover energy when slowing down the vehicle. This simply involves runn...
    90: [[General Motors]], [[BMW]], and [[DaimlerChrysler]] are working together on a so-called [[Two-Mod...
    110: ..." initiative is under way, and global warming legislation has been enacted.
  24. Wilhelm Conrad Roentgen (8624 bytes)
    18: ...öntgen noticed a faint shimmering from a bench a meter away from the tube. To be sure, he tried several...
    20: ...s first notes. In the following weeks he ate and slept in his laboratory as he investigated many prop...
  25. Atlanta, Georgia (39442 bytes)
    28: ... the suburbs OTP (Outside the Perimeter). The Perimeter is Atlanta's equivalent to the [[Capital Beltway]...
    34: [[Image:Atlanta1864.jpg|thumbnail|left|A slave auction house on Whitehall St., before Sherman...
    38: ...ure and a shift from the "Old South" attitudes of slavery and rebellion.
    53: .... Though now somewhat offset by the [[urban heat island]] effect, this still results in a climate more...
    60: ...g;C) and afternoons around 89 &deg;F (32 &deg;C), slight breezes, and typically a 20&ndash;30% chance ...
  26. Oklahoma City, Oklahoma (37869 bytes)
    23: area = 1,608.8 [[square kilometer|km&sup2;]] (621.2 [[square mile|mi&sup2;]]) |
    36: ...the city has a total area of 1,608.8 [[square kilometer|km&sup2;]] (621.2 [[square mile|mi&sup2;]]). 1,57...
    61: ..., 0.07% [[Pacific Islander (U.S. Census)|Pacific Islander]], 5.28% from [[Race (U.S. Census)|other rac...
    156: *Mayfair and Belle Isle
    157: Mayfair and Belle Isle are a pair of middle class, mid century neighbor...
  27. Molecular nanotechnology (10344 bytes)
    10: ...Nano prefix for the number of subdivisions of a [[meter]]. Such a product is likely to have around a sex...
    39: ...PAO would used the principle of phased-array millimeter technology but at optical wavelengths. This woul...
    53: ...what chances exist that one's car could spontaneously mutate into a wild car, run off-road and live in...
  28. Allemande (1374 bytes)
    3: ...imented with the allemande, shifting to quadruple meter and ranging more widely in tempo. German compose...
    7: ...came to be used for a new type of dance in triple meter; [[Carl Maria von Weber|Weber's]] ''Douze alleman...
  29. Guitar (36953 bytes)
    17: ...me for these lutes, that is, ''qitara,'' is obviously rooted in Persian. The name "guitar" was first i...
    44: ... of the neck. It is flat on classical guitars and slightly curved crosswise on acoustic and electric g...
    48: ...orward, and changes in humidity can warp the wood slightly. The truss rod allows the neck to be adjust...
    52: ...sely, the ability to change the pitch of the note slightly by deliberately bending the neck forcibly w...
    65: ...t consist of passive components such as [[potentiometer]]s and [[capacitors]], but may also include speci...
  30. Ziggurat (6043 bytes)
    1: ... Zanbil]] in western [[Iran]], which has miraculously survived despite a devastating 8 year [[Iran-Ira...
    11: ...tures. The final stage consisted of a 15 [[metre|meter]] hardened [[brick]] encasement constructed by [[...
  31. Wombat (7860 bytes)
    17: ...rt-legged and muscular [[bear]] approximately 1 [[meter]] in length, and with a mere nubbin of a [[tail]]...
    21: Wombats have an extraordinarily slow metabolism, taking around 14 days to complete d...
    25: ...ain districts as far north as the south of [[Queensland]], but is declining in Western [[Victoria (Aus...
    29: ...of the park in 2000, but captive breeding and translocation programs have been abandoned for the time ...
    41: ...ats in fiction and cartoons are often depicted as sluggish, irritable and dumbwitted.
  32. Literature (25676 bytes)
    21: ...of measures consisting of patterns of stresses ([[meter (poetry)|metric feet]]) or of patterns of differe...
    27: ...lton|Milton]], consists of unrhymed [[iambic pentameter]]s. Some languages prefer longer lines; some shor...
    53: ...e formal features of words (rhymes, alliteration, meter). But one need not mark the distinction precisely...
    64: ...ng to concern themselves with verse structure translates often into a more complex [[plot]] or into on...
    123: ::The [[Slave narrative]]
  33. Ur (11926 bytes)
    50: ...go though the site area. There are a few about 25 meter high steel poles near the Great Ziggurat that see...
    73: ...ar'' means "built of bitumen". Mukayyar is variously transcribed as Mugheir, Mughair, Moghair, Muqayy...
  34. Berlin Wall (23423 bytes)
    21: ...ain candidate for its location was around the perimeter of the city. Besides, America had been caught of...
    51: ...a (Helmstadt), Bravo (Dreilinden), and, most famously, [[Checkpoint Charlie]] (Friedrichstraߥ).
    55: ...ber 3, 4 and 5, [[1964]]; and two escapes made by sliding along aerial runways (one by two men, one by...
    69: ... followed, people began arriving at the wall with sledgehammers and physically demolishing it, section...
    87: ...by heavily armed soldiers of East Germany. Previously, graffiti was exclusively on the western side.
  35. Celtic mythology (25486 bytes)
    1: ...ael]]s and [[Brythonic]] tribes of the [[British Isles]]) did transmit at least vestigial remnants of ...
    12: ...to a divinity called [[Teutates]], which they translate as ?tribal spirit? (*teuta is believed to hav...
    36: !align="left" bgcolor="slategray" colspan="2"|Topics in Celtic mythology
    96: ...plural as Morrigna), but she was also known variously as Nemain (Panic) and Badb Catha (Raven of Battl...
    110: His weapons were the throwing-spear and sling, and in Ireland a festival called the [[Lughna...
  36. Sword (24928 bytes)
    10: ... allowed a firm grip, and prevented the hand from slipping onto the blade when executing a stab. [[Bro...
    18: ...ng existed in ancient times, including, most famously, [[pattern welding]]. Over time, different metho...
    22:
    34: ...a sword of the hand and to prevent the sword from slipping out.
    49: ...rld War II]] during which Japanese and [[Pacific Islanders]] also occasionally used swords, but by the...
  37. Trebuchet (7499 bytes)
    7: ...be more correct to describe them as a scaled-up [[sling]].
    12: ...ng time, a trebuchet's rate of fire was extremely slow, often not more than a couple of shots an hour....
    14: ... to the top of its arc, the free end of the sling slips from the hook, and the missile flies free. Th...
    19: ...moving the channel in which the missile and sling slide in the base of the frame.
    39: ... competitors build a small trebuchet (maximum one meter square footprint, 75cm high) and fire projectiles...
  38. Longship (3972 bytes)
    5: ...w design allowed navigation in waters of just 1 [[meter]] depth, a rapid deployment on sandy shores in ca...
    32: ...hip_museum/index.shtml The Viking Ship Museum in Oslo]
  39. Troy (22846 bytes)
    5: ...mes. The Roman city of Celeia (now [[Celje]] in [[Slovenia]]) has been referred to by some writers as ...
    10: ...]]. Elektra raised Dardanus in her palace on the island of [[Samothrace]]. King [[Tros]] called the pe...
    24: ...f Scamander, some 3000 years ago, were some 5 kilometers further inland, pouring into a bay that has sinc...
    28: ... Greek historians placed the [[Trojan War]] variously in the [[12th century BC|12th]], [[13th century ...
    82: ...er defences of a much larger city than had previously been suspected.
  40. Ernest Shackleton (9537 bytes)
    23: ... recovered. There is some suggestion that Scott disliked Shackleton's popularity in the expedition and...
    26: ...ion. Shackleton's base camp was built on [[Ross Island]] at Cape Royds, approximately 20 miles (40 km...
    28: ...[[Mount Erebus]], the active [[volcano]] of Ross Island; the location of the [[Magnetic South Pole]] b...
    36: ...our journey. The 22 men who remained on Elephant Island were rescued by the Chilean ship ''Yelcho'' af...
    55: ...l take place on [[Grytviken]], [[South Georgia]] Island instead. Shackleton was buried there on March...
  41. Easter (31700 bytes)
    4: ...ological reasons). This would put the Last Supper slightly before Passover.
    61: ...ninth century]]). Most churches in the [[British Isles]] used a late [[third century]] Roman method to...
    166: ...ay morning, by which time they have been mysteriously hidden all over the house and garden. According ...
    172: ...our a bucket of cold water on any male. The habit slightly varies across the Czech Republic. Some [[fe...
    188: ...e [http://www.englishheathenism.homestead.com/popesletter.html suggests that] converting heathens is e...
  42. Cadmium (10755 bytes)
    190: ...e on Weights and Measures]] redefined the [[metre|meter]] in terms of a red cadmium spectral line (1m = 1...
  43. Gold (24329 bytes)
    158: ...gram]] can be beaten into a sheet of one [[square meter]], or an [[ounce]] into 300 [[square foot|square ...
    216: ...]] against the charging of interest. [http://www.islamidag.dk/ulamaongold.html] Nonetheless, gold dina...
  44. Helium (36603 bytes)
    134: ...r. So when heat is introduced, it will move at 20 meters per second at 1.8 K through helium II as waves i...
    146: ...m and oxygen, is also used in this way. Below 600 meters (2000 ft) a mixture of hydrogen, helium, and oxy...
    173: ...feet (less than 100 liters) of the gas had previously been obtained<!-- ref: ''The Encyclopedia of the...
  45. Molybdenum (10247 bytes)
    192: ...ugh water-soluble molybdenum compounds can have a slight toxicity, those that are insoluble, such as t...
    196: ...] recommended exposure limit is 5000 mg per cubic meter.
  46. Neon (6321 bytes)
    45: * wave meter tubes,
  47. Asian Elephant (3677 bytes)
    15: ...phants tend to grow to around two to four [[metre|meter]]s (7-12 [[foot|feet]]) in height and 3,000-5,000...
  48. Plankton (2900 bytes)
    3: ... forms of plankton can move several hundreds of [[meter]]s vertically in a single day (a behavior called ...
  49. Mandrill (3466 bytes)
    17: ... about half as much. They grow to be about half a meter long (20 inches) and can survive up to 25 years i...
    23: ...]], although they may climb trees occasionally to sleep. Their main natural predators are [[leopard]]s...
  50. Water dragon (1570 bytes)
    14: ... of that species will measure about three feet (1 meter) total length and thus requires a fairly large en...

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