Time

Big Bang Theory:

1) About how long ago did the big bang take place? 13.7 billions years ago

2) What is a black hole? Black holes are areas of intense gravitational pressure. The pressure is thought to be so intense that finite matter is actually squished into infinite density (a mathematical concept which truly boggles the mind)

3) Does the universe continue to expand? It continues to expand and cool to this day and we are inside of it

4) Was there really a big bang? Experts however say that there was no explosion; there was (and continues to be) an expansion.

5) What light elements seem to support the Big Bang Theory? Hydrogen and Helium found in the observable universe are thought to support the Big Bang model of origins.

good 5/5

TIME KEEP 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 calendar **, also known as the ** Western calendar ** , or ** Christian calendar ** , is the internationally accepted [|civil calendar] . It was introduced by [|Pope Gregory XIII] . It was use because is the most accurate calendar.

2) What is a leap year?

A ** leap year ** (or ** intercalary ** or ** bissextile year ** ) is a year containing one additional day (or, in the case of [|lunisolar calendars], a month) in order to keep the [|calendar year] synchronized with the [|astronomical] or [|seasonal year]

3) List three other types of calendars used and how they set up their calendar (ex. Lunar).

4what is BC? BC mean before christ.

6) What is AD? f AD is 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? millions year ago?...

9) According to the timeline site how many periods of when are there and list time. 22

14000 MYA - Big Bang: Formation of the Universe

4600 MYA - Formation Earth

543 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

65 MYA - Cenozoic: Age of Mammals

5 MYA - 2500 BC - Stone age: The Human Era

70000 BC - 8000 BC - Ice age: Extintion of Large Mammals

9000 BC - 4500 BC - Neolithic: First Permanent Settlements

3200 BC - 1200 BC - Bronze age: First Pharaos

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

2012 - Future

10) What is an eon, epoch, era, and age? Eon- the longest division of geological time. Epoch- a particular period of history. Era- time period in history. Age- period of animate existence

11) List three ancient calendars Aztec calendar stone Egyptian Calendar, Stonehenge

12) List two ancient clocks and how they worked. Sun clock: Their moving shadows formed a kind of sundial, enabling people to partition the day into morning and afternoon Water clock : bowl-shaped containers designed to slowly fill with water coming in at a constant rate. Markings on the inside surfaces measured the passage of "hours" as the water level reached them.

13) What was a revolution of timekeeping?

Accurate Mechanical Clocks to Quartz clocks

14) What allows for standard more accurate clocks? Atoms

15) What are time zones?

a time zone is a region on Earth that has a uniform standard time for legal, commercial, and social purposes.

16) What is the prime meridian? The prime meridian is the vertical line that marks the zero degree longitude measurement on the globe of Earth. The line intersects the latitude lines that are horizontal. Not every globe has the same prime meridian measurement, but most measure the earth’s prime meridian as a line that passes through England, France, Spain, Togo, and down to Antarctica.

17) If it’s 10:00 AM in Regina, what time is it in Toronto? London? Moscow? Tokyo? Hawaii?

Toronto- 11:00 AM

London- 4:00 AM

Moscow- 8:00 PM

Tokyo- 1:00 AM

Hawaii- 6:00 AM

18) What is Daylight Saving Time? Do we use this in Saskatchewan? During late Winter we move our clocks one hour ahead and "lose" an hour during the night and each Fall we move our clocks back one hour and "gain" an extra hour No, we don't use daylight saving. Most of Saskatchewan uses Central Standard Time all year round"

19) Is there a year zero? No, there is no year zero

20) Are we starting a new decade in 2010 or 2011? 2011, because we start a decade in year 1.

21) What is linear time?

It is a major feature of our Western cultural world-view, apparently initiated by Newton some 300 years ago. It portrays time as an absolute physical reality, and says that the passage of time is independent of consciousness. So it doesn't matter what you think, feel, or do, or how you look at time, time doesn't change as a result.

22) What is cyclical time? The time interval between successive appearances of any information that is transmitted periodically.

Bonus Question

>In What Steve Miller song does time ‘keep slippin’ into the future’? Fly Like An Eagle

14 is wrong

got bonus 22/22