1. Calculating Time Travel
The North Carolina Geographic Alliance

2. The North Carolina Geographic Alliance http://geo.appstate.edu/NCGA
Time Zones
The world is divided into 24 time zones.
The North Carolina Geographic Alliance

3. The North Carolina Geographic Alliance http://geo.appstate.edu/NCGA
Time Zones
The world is divided into 24 time zones.
Approximately how many degrees of longitude divide each time zone?
The North Carolina Geographic Alliance

4. The North Carolina Geographic Alliance http://geo.appstate.edu/NCGA
Time Zones
The world is divided into 24 time zones.
Approximately how many degrees of longitude divide each time zone?
Hint: The world is divided into 360⁰.
The North Carolina Geographic Alliance

5. The North Carolina Geographic Alliance http://geo.appstate.edu/NCGA
Time Zones
The world is divided into 24 time zones.
Approximately how many degrees of longitude divide each time zone?
Hint: The world is divided into 360⁰.
Ans: approximately 15⁰ per time zone
The North Carolina Geographic Alliance

6. Meet the Map
The Prime Meridian is 0⁰ longitude

7. Meet the Map The Prime Meridian is 0⁰ longitude
The International Date Line is 180⁰ longitude

8. Meet the Map The Prime Meridian is 0⁰ longitude
The International Date Line is 180⁰ longitude
Color coded time zones

9. What happens when you travel across the International Date Line?

10. Gain a Day
What happens when you travel across the International Date Line?

11. Gain a Day
What happens when you travel across the International Date Line?
Skip a Day

12. 2
If it is 2 pm on Tuesday in New York, what day and time it is in Los Angeles?

13. 2
If it is 2 pm on Tuesday in New York, what day and time it is in Los Angeles?

14. Gain a Day
If it is 9:00 am on Friday in LA, what day and time is it in Sydney?
Skip a Day

15. Gain a Day
If it is 9:00 am on Friday in LA, what day and time is it in Sydney?
Hint: Add 18 hours
Skip a Day

16. Gain a Day
If it is 9:00 am on Friday in LA, what day and time is it in Sydney?
Hint: Add 18 hours
Skip a Day
Ans: 2:00 am on Saturday

17. Gain a Day
If it is 6:00 pm on Saturday in Sydney, what day and time is it in Rome – if you travel west?
Skip a Day

18. Gain a Day
If it is 6:00 pm on Saturday in Sydney, what day and time is it in Rome?
Skip a Day
Ans: It is 10:00 am on Saturday

19. Gain a Day
If it is 6:00 pm on Saturday in Sydney, what day and time is it in Rome?
Skip a Day
It is 10:00 am on Saturday
What day and time if you travel east from Sydney to Rome?

20. Gain a Day
If it is 6:00 pm on Saturday in Sydney, what day and time is it in Rome?
Skip a Day
Ans: Same time!
What day and time if you travel east from Sydney to Rome?

21. 9
If your 10 hour flight departs Rome at 9:00 am on Sunday, what day and time will it be when you land in Denver?

22. An
If your 10 hour flight departs Rome at 9:00 am on Sunday, what day and time will it be when you land in Denver?
Hint: add the change in time zones to the time for the flight

23. An
If your 10 hour flight departs Rome at 9:00 am on Sunday, what day and time will it be when you land in Denver?
Hint: add the change in time zones to the time for the flight
Ans: 11:00 am on Sunday

24. Gain a Day
If it is 7:00 am on Tuesday in Japan, what day and time will it be in Chicago?
Skip a Day

25. Gain a Day
If it is 7:00 am on Tuesday in Japan, what day and time will it be in Chicago?
Skip a Day
Ans: 10:00 pm on Monday