Time

The Big Bang Theory 1) The Big Bang happened 13.7 billion years ago. 2) Black holes are areas of intense gravitional pressure. 3) Yes, it continues to expand. 4) Experts say that there was no big bang. 5) Hydrogen and helium seem to suport the big bang.

Time keeps on slipping

1) The Gregorian calendar, also known as the Western calendar, or Christian calendar, is the internationally accepted civil calender it was introduced by Pope Gregory XIII. 2) A leap year is a year containing one extra day in order to keep the calender year synchronized with the astronomical or seasonal year. 3) Lunar: Focuses on finding Easter. 4) Before Christ 5) Before Christian Era 6) After Death 7) Christian Era 8) million years ago 9) According to the timeline site how many periods of when are there and list time. Big bang: 14000 MYA Formation of Earth: 4600 MYA Cambrian: 543 - 490 MYA Permian: 290-248 MYA Mesozoic: 245-65 MYA CenOzoic: 65 MYA Stone Age: 5 MYA - 2500 BC Ice Age: 70000 - 8000 BC Neolithic: 9000 - 4500 BC Bronze Age: 3200 - 1200 BC Iron Age: 1200 - 322 BC Hellenistic: 322 - 63 BC Roman: 63 BC - 476 Byzanite: 330 - 1453 Middle Ages: 476 - 1350 Renaissance: 1350 - 1600 Reformation: 1500 - 1600 Enlightenment: 1600 - 1800 Industrial Revolution: 1750 - 1900 20th Century: 1900 - 2000 21st Century: 2000 - 2099 Future: 2009+ 10) Era- time period in history Eon-an age Epoch- period Age- period of animate existance 11) Myan Calneder, Egyption Calender, Babolonian Caleneder 12) Sun clock and it worked by where the sun is in the sky a shadow would be cat to a number and that would show what time it is and the water clock is whenever a drop fell that would mean a second past. 13) Gears from the swiss which made watches tik and and keep more acurate time. 14) Atoms 15) A time zone is a region on Earth that has a uniform standard time for legal, commercial, and social purposes. 16) The Prime Meridian is the meridian (line of longitude) at which the longitude is defined to be 0°. 17) Toronto-11:00 AM London-4:00 AM Moscow-8:00 PM Tokyo-1:00 AM Hawaii-6:00 AM 18) Daylight Saving Time – often referred to as "Summer Time", "DST" or "Daylight Savings Time" – is a way of making better use of the daylight by setting the clocks forward one hour during the long days of summer. And no we dont use i8t in saskatchewan because with are farmers they need as much time to plant as they can. 19) There is NO zero time period. 20) 2011 21) Linear time is like a time line it has a specific start and end. 22) Cyclical time is like the seasons it keeps coming around or like the months of the year, every year there is every month.

Time Traveler Assignment

4600 Earth formed from planetary nebula 1/1 0:00 [] 3900 Inferred origin of life (first cells) 2/25 13:02 [] 1500 First multi-celled organisms (seaweed and algae) 9/3 23:28 [] 505 First fish 11/21 22:18 [] 375 First land animals (amphibians) 12/2 5:52 [] 228 First dinosaurs (Eoraptor and Saltoposuchus) 12/13 21:48 [] 221 First mammals (shrew-like) 12/14 11:08 [] 65 End of Mesozoic, probably meteor or comet impact 12/26 20:13 [] 4 Oldest human like ancestors (hominids) 12/31 17:20 [] 0.1 First modern man, Homo sapiens 12/31 23:48 [] 70 years World War II 1/1 0:00 [] 1) There were 15 periods 2) The melted rocks were melted because of an extreme collision 3) During the collision, the temeratures were as hot as the sun 4) Precambrian was the earliest period 5) Precambrian was named after Cambria, Wales 6) Even before Pangaea, the continets were separated by water 7) Hundreds of Millions of years in the future, the plates are supposed to combine into another supercontinent. 8) The Earth's surface used to be considered to be fixated in place 9) Plate tectonics is one of the greatest scientific theories in the 20th century 10) Fossils and rocks were used to theorize the existance of Pangaea

1) How many more times will supercontinents be formed from tectonic plates before our sun dies? 2) How many more periods are going to occur before our sun dies/ 3) What was living on the planet in the time of the supercontinent?

The point of watching these videos was to further our knowledge of the history of the planet we're living on