1. Geography Five Lab One

2. Latitude and Longitude The latitude and longitude system was developed in the middle ages. Ptolemy also used a grid system in ancient Greece. Latitude lines run horizontally and are also known as parallels. Longitude lines, also known as meridians, run vertically.

3. a) Latitude (Parallels) b) Longitude (Meridians) The Geographic Grid

5. The Equator: 0° N/S

8. International Date Line 180° E/W

15. US Time Zones This map does NOT include Alaskan or Hawaiian time zones. Atlantic Standard Time and Newfoundland are NOT in the US, they are Canadian.

21. Military Time 2300 11:00 p.m. 1100 11:00 a.m. 2200 10:00 p.m. 1000 10:00 a.m. 2100 9:00 p.m. 0900 9:00 a.m. 2000 8:00 p.m. 0800 8:00 a.m. 1900 7:00 p.m. 0700 7:00 a.m. 1800 6:00 p.m. 0600 6:00 a.m. 1700 5:00 p.m. 0500 5:00 a.m. 1600 4:00 p.m. 0400 4:00 a.m. 1500 3:00 p.m. 0300 3:00 a.m. 1400 2:00 p.m. 0200 2:00 a.m. 1300 1:00 p.m. 0100 1:00 a.m. 1200 Noon 0000 Midnight Military Time Regular Time Military Time Regular Time