Reading and memorizing ...... and understanding the concept
Answer:
the main function of a geographic information system is to present visual data of representation
Explanation:
Accurate measurements have been collected for more than a century.
Longitude is the angular distance of a place east or west of the Greenwich meridian, or west of the standard meridian of a celestial object, usually expressed in degrees and minutes.
The Polynesians developed the fine art of navigation by stars, inherited from the early arab navigators. Arabians used hand measures to measure the height of the star above the horizon to determine their latitude according to the angle determined.
Answer:
Water supplies across the Middle East will deteriorate over 25 years, threatening economic growth and national security and forcing more people to move to already overcrowded cities, a new analysis suggests.
Explanation:
