Time

[] good where are video points 35/48
 * Timeline link**

1) What is the current calendar most of the world uses / accepts? Explain who made it and why this is accepted. the Gregorian calendar is the accepted calendar
 * Time Keeps On Slippin’ Assignment**

2) What is a leap year? a leap year is a year in which February has 29 days

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

solar calendar
Lunar calendar Lunisolar calendar

4) What is BC? before christ

5) What is BCE? Before the Common Era

6) What is AD? anno domini

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.

10) What is an eon, epoch, era, and age? eon-half a billion years or more epoch-tens of millions of years era-several hundred million years age-millions of years

13) What was a revolution of timekeeping? gears, molecules

12) List two ancient clocks and how they worked. water clock-water flowed from one pot on a stand with a hole in it to a second on the floor. When the water stops a certain amount of time is up. sundial- the face is arranged so the sun makes a shadow that points at numbers on the clock-face

11) List three ancient calendars

Macedonian calendar Babylonian (//Jewish//) calendar

14) What allows for standard more accurate clocks? gears  15) What are time zones? they divide the earth into zones so the time can be easily calculated. each time zone has a number (+12 to -11)

16) What is the prime meridian? 0° longitude

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 p.m. Moscow- 8:00 p.m. Tokyo- 1:00 am next day Hawaii- 6:00 am

18) What is Daylight Saving Time? Do we use this in Saskatchewan? it is adding or taking away 1 hour. we don't have daylight saving time in Sask.

19) Is there a year zero? no

20) Are we starting a new decade in 2010 or 2011? 2011

21) What is linear time? the theory that there is a beginning and end to time

22) What is cyclical time? the theory that time just keeps looping


 * big bang theory**

Questions at

http://oneillsocial92012.wikispaces.com/2+Time+

The big bang Theory took place 13.7 billion years ago A black hole is a area of intense gravitational pressure yes yes don't know