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- Steel (28384 bytes)
3: ...h are naturally arranged in a [[lattice]], from sliding past one another. Varying the amount of carbon...
8: ...gen-free environment. Unlike copper and tin, liquid iron dissolves carbon quite readily, so that smel...
11: ... similarly soft and metallic but can dissolve considerably more carbon (as much as 2.04 wt% carbon at ...
13: ...ery similar unit cell structure to austenite, and identical chemical composition. As such, it require...
15: ...t metal in [[water]] or [[oil]], cooling it so rapidly that the transformation to ferrite or perlite d... - Cleopatra VII of Egypt (8634 bytes)
4: ...pa;λεοπάτρα θεά φιλ&omicr...
10: ...age:The-cleopatra2.jpg|thumb|250px|left|Image provided by [http://classroomclipart.com Classroom Clip ...
21: ... conventional, unspectacular meal served; he was ridiculing this, when she ordered the second course &...
23: Antony's behaviour was considered outrageous by the Romans, and Octavian convin...
25: ...tavian. Cleopatra and Antony both committed [[suicide]], Cleopatra by using a snake to poison herself ... - Mae Jemison (5527 bytes)
5: ...hysician]], teacher and [[astronaut]], she has a wide range of experience in technology, engineering, ...
13: ...r the developing world. Current projects include: Alpha, (TM) a satellite based telecommunication system ...
15: ...ge. The Institute was established as an agent for identifying, assessing, researching and implementing...
21: ...Space Explorers: Honorary member of [[Alpha Kappa Alpha]] Sorority, Inc.; board of Directors of Scholasti...
23: She resides in [[Houston, Texas]] with her cats Sneeze and ... - Actinium (7046 bytes)
20: | [[Chemical series]] || [[Actinide]]s
47: | [[Oxidation state]]s ([[Oxide]]) || 3 (neutral)
53: | [[State of matter]] || solid ([[magnetism|__]])
99: {| border="1" cellspacing="0" cellpadding="2" width="100%"
109: | [[1 E_ s|10 days]] || α || 5.935 - Artery (6875 bytes)
3: ...tunica media]]'', known as the ''media''. This "middle layer" is made up of [[smooth muscle]] cells a...
11: ...ous oxide, etc. (See epinephrine, norepinephrine, alpha and beta receptors.)
13: ...lly about 20,000 of them in a 150 lb (68 kg) individual. These arteries, the arterioles, have the grea...
15: ... [[oxygen]] saturation increases and [[carbon dioxide]] levels decrease. [[Hemoglobin]] molecules wit...
17: ...n dissociation curve]] (a [[sigmoid function|sigmoid]] curve illustrating hemoglobin's affinity for ox... - Heart (10132 bytes)
1: ...[Image:Heart_crca.jpg|thumb|right|230px|Image provided by [http://classroomclipart.com Classroom Clip ...
3: ...ek]] ''kardia'' (καρδια) for "heart".
7: ...is normally situated slightly to the left of the middle of the [[thorax]], underneath the [[breastbon...
9: ... (atrioventricular valves) maintain coordinated unidirectional flow of blood from the atria to the ven...
15: ... takes places and the blood releases [[carbon dioxide]] into the lung cavity and picks up [[oxygen]]. ... - Pancreas (4781 bytes)
13: ... vein]] passes posterior to the pancreas but is said to not drain the pancreas itself. The [[portal v...
23: ...and are [[alkaline]] in order to neutralize the acidic [[chyme]] that the stomach churns out.
33: ... [[beta cell]]s which produce [[insulin]]. The [[alpha cell]]s produce [[glucagon]] and the [[delta cell... - Adrenal gland (7544 bytes)
1: ...sponse through the [[synthesis]] of [[corticosteroid]]s and [[catecholamine]]s, including [[cortisol]]...
4: ...:OOS2_339A.jpg|thumb|100px|Human Body Clipart provided by [http://classroomclipart.com Classroom Clip ...
5: ...is situated on the anteriosuperior aspect of the kidney and receives its blood supply from the [[adren...
11: ...principal site of the conversion of the [[amino acid]] [[tyrosine]] into the catecholamines [[epinephr...
18: ...ction of [[mineralocorticoid]]s and [[glucocorticoid]]s, including [[aldosterone]] and [[cortisol]]. I... - Ceramics (15941 bytes)
21: *Slip Casting: In this method, liquid clay slip is poured into molds, making it easier ...
23: ...to glass when the pottery is fired in a kiln, providing a decorative, waterproof finish.
46: ...Greek language|Greek]] word Κεραμεικος (the ...
52: *[[Silicon nitride]] ([[silicon|Si]]<sub>3</sub>[[nitrogen|N]]<sub>...
53: *[[Boron carbide]] ([[boron|B]]<sub>4</sub>[[carbon|C]]), which i... - Calligraphy (20084 bytes)
2: ...icron;ς ''kallos'' "beauty" + γραφος ''graphos'' "writing") is ...
8: ... dating back to the earliest day of history, and widely practiced throughout [[China]] to this day. Al...
10: ...#34269;, all meaning "the way of writing") is considered an important art in [[East Asia]] and the mos...
14: ...ideographically. Using the kanji manyogana as a guide, hiragana and katakana were developed from simpl...
50: Grass script is notorious for its economy of individual penstrokes. Quite often different characters w... - Greek language (35285 bytes)
13: ...istory of some 3,000 years. It is symbolically divided in four historical periods:
21: ...spoken by approximately 15 million speakers worldwide, most of whom live in [[Greece]].
23: Greek is traditionally written in the [[Greek alphabet]].
25: ...t are placed prior to the creation of the [[Greek alphabet]] are not listed in this article. For more inf...
32: ...as probably created by modifying the [[Phoenician alphabet]] in c. [[1000 BC]] and, with minor modificati... - Ptolemy (10609 bytes)
5: ...γάλη Σύνταξις'', "The Great Treatise"). It w...
7: ...onstellations, but unlike the modern system they did not cover the whole sky.
11: ... the equator to the polar circle). He put the meridian of 0 longitude at the most western land h...
13: ...g|thumb|300px|Ptolemy System Explained. Image provided by [http://classroomclipart.com Classroom Clipa...
14: .... In the second part of the ''Geography'' he provided the necessary topographic lists, and captions f... - Geography (8541 bytes)
1: [[Image:Environment_09.jpg|thumb|250px|Image provided by [http://classroomclipart.com Classroom Clip ...
2: ...ilon;ια'' ("Earth") and ''γραφειν'' ("to write," as in "to...
11: ...ques. During the [[Middle Ages]], Arabs such as Idrisi, Ibn Batutta, and Ibn Khaldun maintained the ...
13: ... for both accurate geographic detail, and more solid theoretical foundations. This period is also know...
28: <div style="float: left; width: 35%"> - Nile (13738 bytes)
8: ...nother Greek name for the Nile was ''Aigyptos'' (Αιγυπτος)...
12: The Nile is usually considered the longest river in the world, but whether t...
24: ...although the lake itself has feeder rivers of considerable size from the other [[Great Lakes (Africa)|...
42: ...ta]], is the [[eponym]] of all river deltas worldwide. Enrichment from Nile sediments carried eastward...
48: ...y]], when [[John Hanning Speke]] was the first to identify it as Lake Victoria. Various earlier expedi... - Age of the Earth (20052 bytes)
1: .... [[Ca-Al-rich inclusions]] - the oldest known solid constituents within [[meteorites]] which are form...
6: ... the future beyond the end of humankind. One who did was [[Aristotle]], who thought the Earth and [[un...
9: ...st to undertake this exercise, suggesting in the mid-[[18th Century]] that the Earth had been created ...
11: Lomonosov's ideas were mostly speculative, but in [[1779]] the [...
13: Very few of their colleagues paid them much mind. Many left the question of the age... - Antarctica (14761 bytes)
4: ... near the Earth's [[North Pole]] on the opposite side of the planet.
8: ...average [[altitude]], and the lowest average [[humidity]] of any continent on Earth, as well as the lo...
24: ...estern hemispheres relative to the [[Greenwich meridian]]. Western Antarctica is covered by the [[Wes...
34: ...n and British claims; claimed [[1943]] as [[Antá²´ida Argentina]], one of the four departments of [[Ti...
36: ...sh Claims; claimed [[1940]], as [[comuna de Antá²´ida]], one of the two municipalities of [[Antá²´ica ... - Thebes, Egypt (3900 bytes)
1: ...mage:Ancient_eygpt-1.jpg|thumb||170px|Clipart provided by <br> [http://classroomclipart.com Classroom ...
2: ...pt|Eleventh Dynasty]] ([[Middle Kingdom of Egypt|Middle Kingdom]]), and most of the [[Eighteenth dynas...
4: ... of Zeus" ([[Zeus]] being the god whom the Greeks identified with [[Amun]]).
31: ... In ''The Anchor Bible Dictionary'', edited by David Noel Freedman. Vol. 6 of 6 vols. New York: Double...
33: ...and Helen Strudwick. 1999. ''Thebes in Egypt: A Guide to the Tombs and Temples of Ancient Luxor''. Lon... - Alexander the Great (42049 bytes)
4: ...s known in some eastern traditions such as the [[Middle-Persian]] literature as '''Alexander the Curse...
6: ...Alexander died, probably of [[malaria]] or [[typhoid]]. His conquests ushered in centuries of Greco-M...
9: ...ympias was impregnated not by Philip, who was afraid of her and her affinity for sleeping in the compa...
16: ...marched south with his armies in a campaign to solidify control of Greece and confront the Persian Emp...
23: ...e most vivid story, Alexander proclaimed that it did not matter how the knot was undone, and hacked it... - Pythagoras (10747 bytes)
2: Πυθαγόρας) was an [[Ionians | Ionian]] [[mathemat...
6: ...atic]]s, grace smells one can say little with confidence about his life and teachings. Pythagoras and...
13: ...] recitations occurred before and after sleep to aid the memory.
19: ...rian]]. According to [[Ovid]], Pythagoras once said, "As long as man continues to be the ruthless des...
21: ...ain from beans" would, therefore, mean merely "Avoid politics". - Pytheas (6447 bytes)
1: ...eas was the first Graeco-Roman to describe the [[Midnight Sun]], the [[Polar Aurora|aurora]] and [[Pol...
4: ...by the [[Moon]]. This discovery was known to [[Posidonius]].
6: ...tes, Land's End, Plymouth, Isle of Man, Outer Hebrides, Orkneys, Iceland, Britain's east coast, Kent, ...
8: ...]] or the [[Garonne]]. Others believe that, to avoid the Carthaginian blockade, he may have stuck clos...
10: .... He circumnavigated [[Britain]], and found that tides could be very high there. He recorded the local...
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