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- Christopher Columbus (44177 bytes)
1: ...ached the [[Americas]] on October 12th [[1492]] under the flag of [[Castile|Castilian]] [[Spain]]. He ...
2: ...Christopher_columbus_2.jpg|thumb|200px|Image provided by [http://classroomclipart.com Classroom Clip A...
3: ... time accepted that the earth was round. The main debate was over whether it would be possible to get ...
5: ...first voyage from all of these: less than two decades later, the existence of America was known to the...
7: Columbus landed in the [[Bahamas]] and later explored much of th... - Irene (empress) (3748 bytes)
1: ...mb|300px|This [[solidus (coin)|solidus]] struck under Irene reports the legend <small>bASILISSH</small...
4: ... and confidence of her feeble husband, and at his death in [[780]] was left by him sole guardian of th...
10: ...[790]] into open resistance, and the soldiers, headed by the [[Armenia]]n guard, formally proclaimed C...
12: ...er, his eyes were stabbed out. An [[solar eclipse|eclipse of the sun]] and a darkness of seventeen days' du...
14: ...n Constantine and Charlemagne's daughter, [[Rothrude]], was in turn broken off by Irene. In 802 the pa... - Impatiens (2161 bytes)
14: ...t [[sunlight]].Common names in North America include impatiens, jewelweed, touch-me-not, snapweed and ...
16: Major common names for one or more species include [[balsam]], [[jewelweed]] and [[busy lizzie]].
18: ...heen that becomes pronounced when they are held underwater.
20: ...d after poison ivy contact to prevent a rash from developing.
22: ===Garden cultivars include=== - Pansy (10101 bytes)
17: ...e ''Viola tricolor hortensis''. However, many garden varieties are hybrids and are referred to as ''V...
19: ==Development of the Pansy==
20: ...(''V. altaica''), to produce a host of bigger, bolder pansies. As a result of extensive cross-breedin...
22: ...[[steel]]) the bold flowers familiar to modern gardeners appeared.
24: ==Pansies for Underplanting== - Aristarchus (4292 bytes)
1: ...olemy]], until they were successfully revived and developed by [[Copernicus]] nearly 2000 years later.
7: ...[hypothesis]] of the heliocentric model. [[Archimedes]] wrote:
9: ...it appears, as a consequence of the assumptions made, that the universe is many times greater than the...
11: ...table with [[telescope]]s. But the [[geocentric model]] was assumed to be a simpler, better explanatio...
17: ...arth was 42,000 km in [[circumference]], he concluded that the Moon was 14,000 km in circumference. Th... - Cartography (10500 bytes)
1: ...s into one of three main types; [[computer-aided design |CAD]], [[geographic information system | GIS...
7: ... map dates from the [[5th millennium BCE]]. The oldest maps emphasized topological relationships such ...
9: ...flooding of the [[Nile]] obscured the property borders.
11: ...rence of the earth to within 15 per cent of the modern-day accepted value.
13: ...le]] later provided arguments in support of this idea. Those arguments can be summarized as follows: - Egyptian chronology (11665 bytes)
1: ...y]] is a type of [[chronology]] worked on for decades by scholars of [[Egyptology]].
5: ...ist with no satisfactory solution. Scholars consider the creation of an Egyptian chronology a difficu...
7: ...ages/03-Sci-Rev/SCI-REV-Teaching/HIS-SCI-STUDY-GUIDE/0006_egyptianChronolgoy.html]
9: ...plete, also (with relics and artifacts missing or destroyed). Egyptian chronology is in a constant sta...
13: ...phres Era'' may radically modify the prevailing modern Egyptian chronology, so the previous "firm" dat... - Earth (30908 bytes)
4: ...iker's Guide reference in here. It's been done to death. Find a gem with which to improve the article ...
7: ...l planet]]s, and the only planetary body that [[modern science]] confirms as harboring [[life]]. The p...
9: ... a variant puts the cross atop the circle ([[Unicode]]: ⊕ or ♁).
14: ... diameter of approximately 12,742 km. The maximum deviations from this are the highest point on Earth ...
17: ... other [[terrestrial planets]], is chemically divided into an outer [[silicon|siliceous]] solid [[Crus... - Ra (2793 bytes)
1: ...age:Ancient_eygpt-1.jpg|thumb||170px|Clipart provided by <br> [http://classroomclipart.com Classroom C...
2: ...st deity of the Egyptian [[pantheon]]. Amon-Ra's identity with [[Zeus]] or [[Jupiter (god)|Jupiter]] w...
4: ...d into a god of the setting sun, Atum became considered an aspect of Ra. [[Khepri]], the less importan...
8: ...to protect Ra was said to be the cause of [[solar eclipse]]s, and difficulty in doing so was said to cause ...
10: ...e symbols of Ra are the [[solar symbols]] of a golden disk or the symbol ⊙ (Circle with a point ... - Hathor (11883 bytes)
1: ...age:Ancient_eygpt-1.jpg|thumb||170px|Clipart provided by <br> [http://classroomclipart.com Classroom C...
4: ...athor was an ancient goddess, worshipped as a cow-deity from at least [[2700 BC]], during the 2nd dyna...
6: ...the fate of the newborn, and [[midwife|midwives]] delivering them.
8: ...aid she arose from from Ra's tears, and thus was identified as the ''[[Eye of Ra]]''.
10: ...n [[hippopotamus]], which the Egyptians also considered quite motherly creatures, and sometimes as an ... - Alyattes II (1682 bytes)
1: ...Lydia]] ([[619 BC|619]]-[[560 BC]]), the real founder of the [[Lydian empire]], was the son of [[Sadya...
3: ...hales]]); hostilities were suspended, peace concluded, and the Halys fixed as the boundary between the...
5: ... [[Colophon]]). ([[Izmir|Smyrna]] was sacked and destroyed c.[[600 BC]]E, the inhabitants forced to m...
9: He was succeeded by his son [[Croesus]].
11: ...]] and its contents had been removed by early plunderers of the tomb, all that was left being some bro... - Anaxagoras (6622 bytes)
4: ...ch he surrendered, from a fear that they would hinder his search after knowledge.
5: ...ere is no reason for the theory that he studied under [[Hermotimus]] of Clazomenae, the ancient miracl...
9: ...to love and admire him and the poet [[Euripides]] derived from him an enthusiasm for science and human...
14: ...s led him to form new theories of the universal order, and brought him into collision with the popular...
15: ...meteor]]s, [[rainbow]]s and the [[sun]], which he described as a mass of blazing metal, larger than th... - Sun (20830 bytes)
2: ...="margin: 0 0 1em 1em; border: 1px #aaa solid; border-collapse: collapse;" align="right" width=280px
13: ! align="left" | [[Apparent magnitude|Visual brightness]] (''V'')
16: ! align="left" | [[Absolute magnitude]]
48: ! align="left" | Density
76: | 7.25[[degree (angle)|?]] <br>(to the [[ecliptic]]) <br>67.... - Mercury (planet) (22924 bytes)
1: ...anges from −0.4 to 5.5 in [[apparent magnitude]]; Mercury is sufficiently "close" to the Sun tha...
3: ...not realized it could alternately appear on one side of the Sun and then the other. It was called [[He...
12: ...aded [[Impact crater|crater]]s, where it has been deposited by [[comet]] impacts and/or gases arising ...
16: ...idal bulge]]s, raised by the [[Sun]] (the Sun's tides on Mercury are about 17% stronger than the Moon'...
28: ...of Earth compresses the planet and creates a high density. Mercury has only 5.5% of Earth's mass. The ... - Johannes Kepler (17038 bytes)
2: '''Johannes Kepler''' ([[December 27]], [[1571]] – [[November 15]], [[1...
4: ...nt to [[Tycho Brahe]]. Kepler's career also coincided with that of [[Galileo Galilei]].
9: ...is said to have been a weak and sickly child, but despite his ill health, he was precociously brillian...
11: ...acizing probably led him to turn to the world of ideas, as well as an abiding religious conviction, fo...
13: ... observed another astronomical event, the [[Lunar eclipse]] of [[1580]], recording that he remembered being... - 2006 (7939 bytes)
5: | align="center" colspan=2 | <small>'''[[Decades]]:'''</small> <br> [[1970s]] [[1980s]] [[1990s]...
11: ...nday]] of the [[Gregorian calendar]]. It has been designated:
12: * The ''International Year of [[Deserts]] and [[Desertification]]''
14: ...Austrian composer ''Johann Chrysostom Wolfgang Amadeus Mozart''.
19: ...[[January 1]] - Deadline by which the small remainder of non-metric road distance signs in the [[Repub... - Tycho Brahe (17516 bytes)
3: ...]], [[Bohemia]] (now [[Czech Republic]])) was a [[Denmark|Danish]] [[nobleman]], well known as an [[as...
8: ... a [[nobleman]], was an important figure in the [[Denmark|Danish]] King's court. [[Beate Bille]], Tych...
12: ...eu descriptio totius orbis and [[Regiomontanus]]' De triangulis omnimodis.
14: ...e astronomers and all of them disagree. What's needed is a long term project with the aim of mapping t...
16: ...ecame the possessions of Kepler following Tycho's death.) - Nicolaus Copernicus (26283 bytes)
3: ...ntal starting point of modern [[astronomy]] and modern science itself, (it inaugurated the [[scientifi...
7: ...cus_00125w.jpg||thumb|250px|Copernicus Image provided by [http://classroomclipart.com Classroom Clip A...
8: ...raised him and his three other siblings after the death of Copernicus' father. His brother Andrew beca...
10: ... him, as his books (stolen by Swedes during [[The Deluge]], and now in [[Uppsala]]'s library) show. Af...
12: ... together with Domenico Novara, are recorded in ''De revolutionibus orbium coelestium''. - Albert Einstein (43065 bytes)
3: ... and [[physical cosmology|cosmology]]. He was awarded the [[1921]] [[Nobel Prize in Physics|Nobel Priz...
5: ...or a scientist. In his later years, his fame exceeded that of any other scientist in [[history of scie...
7: ... day Einstein receives popular recognition unprecedented for a scientist.
14: ...y was [[Jew]]ish (and non-observant); Albert attended a [[Catholic school|Catholic elementary school]]...
16: ...ct. Another, more recent, theory about his mental development is that he had [[Asperger's syndrome]], ... - Benjamin Banneker (3034 bytes)
5: ...help on his parents' farm, his formal education ended.
7: ...to its owner. Banneker then carved large-scale wooden replicas of each piece, calculating the gear ass...
9: ...seph Ellicott]], a [[surveying|surveyor]], who needed a very accurate timepiece to make correct calcul...
11: ...calculations to predict [[solar]] and [[lunar]] [[eclipse]]s and to compile an [[ephemeris]] for the ''Benj...
13: ...nfant]] by surveying the [[District of Columbia|Federal District]] to lay out the new capital of the [...
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