Time How do we measure time? When was 3,000,000 years ago? What is a timeline?
Time Units of Measurement UNITSIZE Second Minute60 seconds Hour60 minutes Day24 hours Week7 days Fortnight14 days, 2 weeks MonthBetween 28 and 31 days Quarter3 months UNITSIZE Year12 months Olympiad4 years Lustrum5 years Decade10 years Indict15 years Generation25 years Century100 years Millennium1000 years Epoch, Period, Era, Eon
Time Geological Time Cambrian Ordovician Silurian Devonian Carboniferous Permian Triassic Jurassic Cretaceous Tertiary Cultural Time Pre-history Old Stone Age New Stone Age Ancient Classical Middle Ages Modern Industrial
Time Paleolithic Mesolithic Neolithic Copper Bronze Iron Steel Computer 2,000,000 years ago 10,000 years ago 8,000 years ago 7,000 years ago 5,500 years ago 3,200 years ago 200 years ago 60 years ago Technological Time
Time January 1, 2000
Time CalendarDate GregorianJanuary 1, 2000 BabylonianYear 2749 BuddhistYear 2544 Chinese Cycle 78, year 16 (Ji-Mao), month 11 (Wu-Yin), day 25 (Wu-Wu) EgyptianYear 6236 Ethiopian 23 Takhsas 1993 French Décade II, Duodi de Nivôse de l'Année 208 de la Révolution Greek 22 Kiyahk 1716 Hebrew 23 Teveth 5760 Islamic 24 Ramadan 1420 Julian 19 December 1999 Mayan Long count = ; tzolkin = 9 Ahau; haab = 8 Kankin Persian 11 Dey 1378
Time Why???? CalendarDating point HebrewCreation of world IslamicYear of the hijira FrenchDate of French Revolution North KoreaBirth of Kim Il-Sung BuddhistBirth of Sidhartha Western culture??????????
Time Dionysius Exiguus “Dennis the Little (Humble)” Future dates on which Easter would fall "the consulship of Probus Junior [Flavius Probus]“ "since the incarnation [conception] of our Lord Jesus Christ“ 25 March 1 AD 'Anno Domini Nostri Iesu Christi' ('In the Year of Our Lord Jesus Christ')
Time Anno Domini “In the Year of our Lord”A. D. Before ChristB. C. Before the Common Era B. C. E. The Common EraC. E. B. C. = B. C. E.A. D. = C. E.
Time Timeline A representation or exhibit key events within a particular historical period, often consisting of illustrative visual material accompanied by written commentary, arranged chronologically.
Time oldest most recent end point
Time BC/BCEAD
Time 10,000 BC Neolithic Revolution 3100 BC Upper and Lower Egypt United 2670 BC First Dynasty of Ur 2500 BC Mohenjo-Daro 1500 BC Shang Dynasty 2000 BC Minoans and Myceneans 753 BC Founding of Rome 476 AD Fall of the Roman Empire 1066 AD Norman Invasion of England 1215 AD Signing of the Magna Carta 11,000 BC 1300 AD 1000 AD 500 AD BC 5000 BC
Time
BC/BCEAD Centuries = 100 years
Time BC/BCEAD Centuries = 100 years First century BCSecond century AD
Time BC/BCEAD 160 BC Which century BC? 1 st 2 nd 3 rd 160 BC =2 nd century BC
Time BC/BCEAD 280 AD Which century AD? 1 st 2 nd 3 rd 280 AD =3 rd century AD
Time Rule for aligning dates to the correct century Add 1 to the 100’s number nd century rd century century th century
Time BC/BCEAD 3 rd century BC Which years BC? 1 st 2 nd 3 rd 3 rd century BC =Years BC
Time Rule for aligning centuries with the correct date Subtract 1 from the 100’s and add the years 01 through 00
Time The Roman Empire fell in the fifth century AD. The Magna Carta was signed in the thirteenth century AD to 500 years to 1300 years
Time