Time

﻿Big Bang Theory

1.About how long ago did it start? It happened around 13.7 billion years ago. 2.What is a Black Hole? Black holes are areas of intense gravitational pressure. 3.Does the universe continue to expand? Yes the universe expand's every day and even now it is expanding. 4.Was there really a big bang? Is the standard Big Bang theory the only model consistent with these evidences? No, it's just the most popular one so really no one knows if there was or even could be a big bang. 5.What light elements seem to support the Big Bang Theory? "light elements" Hydrogen and Helium

Time Keeps On Slippin’ 1) What is the current calendar most of the world uses / accepts? Explain who made it and why this is accepted. The Gregorian Calender. It is the internatiol accepted civil calendar.  2) What is a leap year? A leap year (or intercalary year) is a year containing one extra day (or, in the case of lunisolar calendars, a month) 3) List three other types of calendars used and how they set up their calendar (ex. Lunar). Lunar, solar and lunisolar.  4) What is BC? Before Christ. 5) What is BCE? Before Common Era 6) What is AD? Anno Domini or Year of our Lord referring to the year of Christ's birth ﻿ 7) What is CE? Common Era﻿ 8) What is MYA? Million Years Ago 9) According to the timeline site how many periods of when are there and list time.


 * 14000 MYA - Big Bang : Formation of the Universe.
 * 4600 MYA - Formation of Earth.
 * 534 MYA - 490 MYA - Cambrian : Explosion of life on Earth.
 * 290 MYA - 248 MYA - Permian : Largest Mass Extinction
 * 245 MYA - 65 MYA - Mesozoic : Age of Dinosaurs
 * 5 MYA - 2500 BC - Stone Age : The Human Era
 * 70000 BC - 8000 BC - Ice Age : Extinction of Large Mammals
 * 9000 BC - 4500 BC - Neolithic : First Permanent Settlements
 * 3200 BC - 1200 BC - Bronze Age : First Pharaohs
 * 1200 BC - 332 BC - Iron Age : Start of the Trojan War
 * 332 BC - 63 BC - Hellenistic Period
 * 63 BC - 476 - Roman Period
 * 330 - 1453 - Byzantine Period
 * 476 - 1350 - Middle Ages
 * 1350 - 1600 - Renaissance
 * 1500 - 1600 - Reformation
 * 1600 - 1800 - Enlightenment
 * 1750 - 1900 - Industrial Revolution
 * 1900 - 2000 - 20th Century
 * 2000 - 2099 - 21st Century
 * 2009 - Future

 ﻿ 10) What is an eon, epoch, era, and age?

11) List three ancient calendars

12) List two ancient clocks and how they worked.

13) What was a revolution of timekeeping?

14) What allows for standard more accurate clocks?

<span style="font-family: 'Comic Sans MS',cursive;">15) What are time zones?

<span style="font-family: 'Comic Sans MS',cursive;">16) What is the prime meridian?

<span style="font-family: 'Comic Sans MS',cursive;">17) If it’s 10:00 AM in Regina, what time is it in Toronto? London? Moscow? Tokyo? Hawaii? Toronto - 11:00 AM London - 4:00PM Moscow - 7:00 PM Tokyo - 1:00 AM Hawaii - 6:00 AM <span style="font-family: 'Comic Sans MS',cursive;"> ﻿ ﻿ 18) What is Daylight Saving Time? Do we use this in Saskatchewan?

<span style="font-family: 'Comic Sans MS',cursive;">19) Is there a year zero?

<span style="font-family: 'Comic Sans MS',cursive;">20) Are we starting a new decade in 2010 or 2011?

<span style="font-family: 'Comic Sans MS',cursive;">21) What is linear time?

<span style="font-family: 'Comic Sans MS',cursive;">22) What is cyclical time?