This was really useful in determining one's location during the times when technology wasn't that advanced yet. First is that it depends as to what time of the day is it being used. If used at day, most probably at high noon, the altitude of the sun would be measured and recorded and/or remembered. Most of the times, the latitude is determined during the day since it is much easier. At night, a star of known declination will be substituted to the sun. Most of the times, the North Star is used. Then, an almanac will be utilized to determine the declination of the Sun or the star, depending on which was used. After which, the formula is applied, which is latitude = 90 degrees - measured altitude +declination.
The thing to look for is compatible RAM, Processor and motherboard. Then I would choose my graphics card, hard drive, etc.
Answer:
Log in to iCloud.com on a browser
Explanation:
On your browser which should be a supported browser, you should log in to iCloud.com since iCloud is not supported on mac OS X earlier than mac OS X Lion 10.7.5
