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- Tobacco (28162 bytes)
14: ... whose roots are unclear; it is thought to derive from the [[Native American]] word "tabago," for a Y-...
16: ...f of a cigar or three cigarettes; however, only a fraction of the nicotine contained in these products...
26: ...e Americans]], and also soon led to the use of [[African slaves]] for cheap labor.
28: ... the colony's first black slaves as well as women from England in [[1619]].
39: ...ed with branches to protect the young plants from frost damage. These plants were left to grow until a... - Percussion instruments (2780 bytes)
8: ...tom-tom]], [[timbales]], [[triangle (instrument)|triangle]], [[vibraslap]], [[washboard]], [[whip (instrum...
10: ...f themselves, such as the [[triangle (instrument)|triangle]]. The [[tambourine]] is both membranophone and i... - Hipparchus (50784 bytes)
3: ...onometric]] table, which allowed him to solve any triangle. With his solar and lunar theories and his numer...
7: ...om [[Strabo]]'s ''Geographia'' ("Geography"), and from [[Pliny the Elder]]'s ''[[Pliny's Natural Histo...
13: ...st observations. Hipparchus obtained information from [[Alexandria]] as well as [[Babylon]], but it i...
17: ...tes observations to him from Rhodes in the period from [[141 BC]] to [[127 BC]].
19: ...mentioned about 14 books, but which is only known from references by later authors. His famous star c... - History of science in early cultures (11033 bytes)
3: ...rehistoric times, advice and knowledge was passed from generation to generation in an [[oral tradition...
7: <!-- Useful resources from which to draw are http://www.worldwideschool.or...
9: From their beginnings in [[Sumer]] (now [[Iraq]]) ar...
11: ...n trend towards [[rational]] science, moving away from [[superstition]] and [[belief]]; the Mesopotami...
16: ...he motions of the sun and the moon. In a treatise from the [[6th century]], a summary of five astronom... - Holocaust (53541 bytes)
6: ...estimates by historians of the exact number range from five million to over six million. Other groups ...
10: The word ''holocaust'' originally derived from the [[Greek language|Greek]] word ''[[holokaust...
16: The term has been frequently used to reference nuclear war, and in the...
20: ...azi Holocaust which taken together distinguish it from other [[genocides in history]].
24: ...dge, and renowned [[Psychiatry|psychiatrist]] [[Alfred Hoche]], the work was key to the formulation of... - Bicycle (44267 bytes)
3: ...cle]]'' features oversized tires, a sturdy frame, front shock absorbers, and handlebars oriented perpe...
5: ...[land vehicle]] with two [[wheel]]s attached to a frame, one behind the other. First introduced in [[1...
13: ...up by [[Louis Baudry de Saunier]], a 19th century French bicycle historian.
15: ... rode his [[1816]] machine while collecting taxes from his tenants. He patented his ''draisine'', a nu...
17: ... could push more firmly, and further enlarged the front wheel to increase the potential for speed. Sho... - Capricornus (6733 bytes)
5: ...tion)|Cancer]]. Its brighter stars are found on a triangle whose vertices are Giedi (α), Deneb Algedi ...
19: ...nty. Some ancient sources claim that this derives from the sun "taking nourishment" while in the const...
30: ...diac]] ([[December 22]] - [[January 19]]) differs from the astronomical constellation and the Hindu as...
49: [[fr:Capricorne (constellation)]] - Madrid (20882 bytes)
14: ...he first historical data we have from the city is from the middle of the IX Century, when [[Mohamed I]...
18: ...sh Indies]], but Madrid controlled Seville. Aside from a brief period, 1601 - 1606, when [[Philip III ...
20: ...have a lasting impact on French rule in Spain and France's image in Europe in general.
24: ...rero Blanco would continue the dictatorship after Franco's death--contribute to lead the country towar...
26: ...se of left-wing and republican ideology) accepted Franco's wishes of being succeedled by [[Juan Carlos... - Tetrapod (26290 bytes)
28: ...describing the earliest tetrapods, which radiated from the [[Sarcopterygii]], or "lobe-finned" [[fish]...
33: ...the late Devonian, land [[plant]]s had stabilized freshwater habitats, allowing the first [[wetland]] ...
35: ...itus]]. The universal tetrapod characteristics of front [[limb]]s that bend backward at the [[elbow]] ...
37: The evolution of the air-breathing [[lung]] from the primitive [[swim bladder]] of lobe-finned f...
39: ...ely from lower [[jaw]] material. All of them were from the European-North American [[supercontinent]] ... - Area (2688 bytes)
13: [[Imperial unit]]s, as currently defined from the metre:
24:
31: ...ht circular cylinder and cone formulae were taken from R.S. Aggarwal's Mathematics for Class 8-->
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