World+Time+Zones

1. How many world time zones are there? Why?

2. Approximately how wide is each time zone?

3. why are the time zone boundaries are not completely straight.

Use your time zone map to calculate the answers to the following questions (remember that you add time as you move east and subtract time as you move west).

4. If the time in London is 12:00 noon GMT, what time is it in: Chicago _ __Paris__ _ Moscow __Tokyo__ Rio de Janeiro __Honolulu__

__5. If the time in Chicago is 12:15 P.M., what time is it in: London__ Paris Moscow _ Tokyo _ __Buenos Aires__ Jerusalem

6. If the time in Bombay is 9:37 P.M on Tuesday., what time and day is it in: Wellington Singapore Fairbanks _ Rome

7. If it is Thursday, January 8, 12:00 noon in St. Paul, what time and day is it in: Miami _ __Seattle__ Atlanta __Dallas__ _ Hong Kong _ __Cairo__ _ Mexico City __St. Petersburg__ _ __San Diego__ _ __Buenos Aries__ ___

8. It is 12:00 Midnight GMT. How much of the earth is in the old calendar day, and how much is in the new calendar day?

9. If it is Tuesday morning west of the International Date Line (Eastern Hemisphere), then what day is it east of the International Date Line (Western Hemisphere)?

10. If it is January 7, 10:00 P.M. in Chicago, what date and time is it in London?

11. If it is October 29, 3:00 A.M. in Sydney, what date and time is it in Chicago?

12. A man living in Honolulu, Hawaii on Tuesday 12:00 P.M. calls his cousin in Tokyo, Japan. What time is it in Tokyo? What calendar day is it?

13. If you are visiting your Grandparents in Boston and you want to watch your favorite TV show, Smallville, which is on at 8:00 CST, what time will it be on at your grandparents? What about at your aunt’s house in San Francisco?

14. If you want to call your pen pal in Saudi Arabia between 7:00 and 9:00 (their time), what time would you have to make the call here in Minnesota?