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- Tantalum (11817 bytes)
168: ...]. Tantalum is used in surgical instruments and implants because it does not react with [[body fluid]]...
171: ...elow 150 °[[Celsius|C]] tantalum is almost completely immune to chemical attack, even by the very ...
173: == Applications ==
174: ...tric]], and an electrolytic solution as the other plate. Because the dielectric layer can be very thi...
178: ...m oxide is used to make special high [[refractive index]] [[glass]] for [[camera]] lenses. The metal is a... - Thallium (12570 bytes)
99: == Applications ==
103: ...e [[glass]]es that have a high [[refractive index|index of refraction]].
109: ..., insoluble in water and have unique [[refractive index]]es.
111: ...-temperature superconducting materials for such applications as [[magnetic resonance imaging]], storag...
114: ...or tellurium on residues from a [[sulfuric acid]] plant. The name comes from Thallium's bright [[green... - Thorium (11307 bytes)
155: == Applications ==
156: Applications of thorium:
164: ...nd with low dispersion. Consequently, they find application in high quality lenses for cameras and sci...
170: ...posed [[energy amplifier]] reactor design would employ thorium. Since thorium is more abundant than u...
183: ...ar to but more efficient than that with U-238 and plutonium (in [[Thermal_reactor|slow-neutron reactor... - Titanium (20884 bytes)
118: ...[corrosion]] resistance (almost as resistant as [[platinum]]), being able to withstand attack by [[aci...
124: == Applications ==
125: ...od covering power in [[paint]]s, [[paper]], and [[plastics]]. Paints made with titanium dioxide are ex...
127: ...s a deoxidizer but in [[stainless steel]] it is employed to reduce [[carbon]] content. Titanium is oft...
129: ...and hydraulic tubing. A typical commercial jet airplane contains 318 to 1134 kg (700 and 2500 lb) of t... - Democracy (24363 bytes)
2: ... government can be classified as such. This can apply to a multitude of government systems as these co...
4: ...;alpha;; the term therefore means "rule by the people."
10: ...ght to vote. However, the ancient Athenian vote applied to making decisions directly, rather than voti...
14: ...s of the monarch and in which some power may have devolved to elected legislatures, and no such nations...
25: *or most simply through falsification of the results - Timpani (31735 bytes)
3: ...ni evolved from [[military]] drums to become a staple of the [[Classical music|classical]] [[orchestra...
5: ...ich the Italian word descends. A [[musician]] who plays the timpani is known as a '''''timpanist'''''....
18: ...mber of tuning [[screw]]s called ''tension rods'' placed regularly along the circumference. The head's...
20: ...tributes to the tone quality of the drum. For example, [[Hemisphere|hemispheric]] bowls produce bright...
22: ...et]] ''La cré¡´ion du monde'', the timpanist must play the F sharp at the bottom of the treble clef! - Anton van Leeuwenhoek (4111 bytes)
7: ... were very minute, and were held by the thumb and index finger. Many said that his microscopes were much ...
9: :"''No more pleasant sight has met my eye than this of so many t...
11: ... affairs of Vermeer's widow. This has led some people to believe that the two must have been friends, ... - Trilobite (9216 bytes)
2: {{Taxobox_begin_placement | color = pink}}
6: {{Taxobox_end_placement}}
7: {{Taxobox_section_subdivision | color = pink | plural_taxon = Orders}}
21: ...ine, orders and over 15,000 species. Most were simple, small marine animals that filtered mud to obtai...
24: ...e two preoral and first four postoral segments completely fused together; a [[thorax]] composed of fre... - Major League Baseball (14783 bytes)
3: ...e Baseball''' ('''MLB''') is the highest level of play in professional [[baseball]] in the world. Mor...
11: ...s from early April through the end of September. Players and teams prepare for the season in [[spring...
15: ... [[American League]] ("AL"). Each has its teams split into three divisions grouped generally by geogr...
17: ...]] Major League Baseball introduced [[interleague play]], which was criticized by the sport's purists ...
21: ...his rule exists so that fans of every team have a player to watch for in the All Star Game. - Franz Xaver von Baader (10383 bytes)
5: ...uenced by that philosopher. Yet Baader is no disciple of Schelling, and, probably gave out more than h...
7:
11: ...e not to be conceived as successive, or as taking place in time; they are to be looked at sub specie a...
15: ...uled by a universal or Catholic church, the principles of which are equally distinct from mere passive...
19: ... Vol. xv. contains a full biography; vol. xvi. an index, and an able sketch of the whole system by Lutter... - Chile (39914 bytes)
66: ... settlements. Subsequent major insurrections took place in [[1598]] and in [[1655]]. Each time the Map...
74: ...ird and acquired valuable nitrate deposits, the exploitation of which led to an era of national afflue...
78: ... excessive. At the end of his term, Frei had accomplished many noteworthy objectives, but he had not f...
80: ...APU), and the Independent Popular Action, won a [[plurality]] of votes in a three-way contest. The [[N...
82: ...ution of a unicameral congress. The Popular Unity platform also called for nationalization of foreign ... - Theodore Roosevelt (35706 bytes)
10: | place of birth=[[New York City]]
13: | place of death=[[Oyster Bay]], [[New York]]
20: ...any achievements and the larger-than-life role he played in the [[White House]], Roosevelt is usually ...
27: ...l]]s that he caught, studied, and prepared for display. At age nine he codified his observation work o...
29: ...t Wood's Gym and with equipment at his home. A couple of his peers beat him during this time and as a ... - Tomato (10085 bytes)
3: {{Taxobox_begin_placement | color = lightgreen}}
4: {{Taxobox_regnum_entry | taxon = [[Plant]]ae}}
6: {{Taxobox_divisio_entry | taxon = [[flowering plant|Magnoliophyta]]}}
13: {{Taxobox_end_placement}}
17: The '''tomato''' is a plant in the [[Solanaceae]] or [[nightshade]] family... - Wavelength (2857 bytes)
25: ... is reduced by a factor equal to the [[refractive index]] ''n'' of the medium but the frequency of the wa...
32: ... vacuum wavelength, although this is not always explicitly stated.
41: *[[amplitude]] - Culture of Pakistan (6940 bytes)
8: ...st been invaded and occupied by many different peoples, including [[Greek]]s, [[White Huns]], [[Persia...
10: ...ich makes their former grandeur more emphatic. Scuplture is dominated by Graeco-Buddhist friezes, and ...
14: ...nel. Traditionally the bulk of TV shows have been plays or soap operas---some of them critically accla...
21: ...index (http:/.com/issue_marapr_2004/countrydetail.php). Many Western restaurant chains have established...
26: ...kistan has its cricket team and most people start playing from a young age. Pakistan has won several i... - Sea Urchins (11174 bytes)
3: {{Taxobox_begin_placement | color = pink}}
7: {{Taxobox_end_placement}}
8: {{Taxobox_section_subdivision | color = pink| plural_taxon = Subclasses}}
22: ***Order [[Temnopleuroida]]
37: ..., common colors including green, olive, brown, purple, and black. - Pre-experimental science (6447 bytes)
1: ...particular religious community. An account of the development of (natural) philosophy from ancient time...
4: ...-scale workings of the universe, which led to his development of a comprehensive theory of physics in h...
6: ...[[Astronomical object|celestial bodies]] - e.g. [[planet]]s and [[star]]s - were supposedly made of.)
12: ...mined that air was not elemental. This led to the development of [[phlogiston theory]] and later to [[D...
15: ...faster. The experimental results of Copernicus, Kepler and Galileo were formalized in [[Newton's laws ... - Scuba diving (6342 bytes)
3: ...a equipment are the "open-circuit" [[Aqua-lung]], developed by [[Jacques Cousteau]] and the "closed-cir...
6: ...have hunted for sponges and engaged in military exploits. Of the latter, the story of Scyllis (sometim...
14: ... bell for a minute or two to collect sponges or explore the bottom, then return for a short while unti...
16: ...d divers went deeper. By the 1830s the surface-supplied air helmet was perfected well enough to allow ...
18: ...bers, regulators, etc., - made it possible for people to stay under water for long periods. - Horse-racing (6278 bytes)
1: ...|chariot races]] of Roman times were an early example, as was the contest of the steeds of the god [[O...
9: In the [[United Kingdom]] for example, there are races which involve obstacles (either...
11: ...s to excel at a particular distance (see [[Dosage Index]]).
13: ...the end of the year, have been challenging the Triple Crown events, held early in the year, as determi...
15: ...e Crown of Harness Racing for Pacers]] and a [[Triple Crown of Harness Racing for Trotters]]. - Roman economy (23678 bytes)
6: ...ntoninianus]] or radiate, which was then itself replaced during the monetary reform of [[Diocletian]] ...
18: Another role that coins played in Roman society, although secondary to their...
20: ...ages that relate of their family history. An example of this are the coins of Sextus Pompeius Fostulu...
25: ...cative of the objective of many emperors in the exploitation of their portraits. While the emperor is...
27: ..." Although the writer did not seriously expect people to get rid of their coins, this quotation demons...
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