A young female optometrist holds a pair of wire frame glasses in front of her, inviting her patient to try them on. As the patient fits the glasses to his or her head, the eye chart in back of the optometrist will come into focus.
A family tree is also known as a pedigree chart, which is a chart that represents family relationships. The term comes from the tree-like structure of the chart. Detailed family trees, used in medical situations and social work, are known as genograms.
The United States Postal Service recognizes two-letter state postal abbreviations when specifying a postal address. Other common postal abbreviations are listed and defined on this chart.
Telephone area codes are used to help route phone calls to the correct location. Find North American area codes and their corresponding locations with this handy area code chart.
Barographs record the atmospheric pressure over the course of time. A traditional barograph, such as this one, contains an aneroid barometer and uses a pen to produce a paper chart, called a barogram.
Family trees usually start with the oldest generations at the top of the chart and the newer generations at the bottom. When presented this way, the shape more closely resembles an upside-down tree, with roots at the top and branches at the bottom.
Locate cities of the Middle East on this map, and find a chart featuring the area, population, currency, capital city, and time zone of countries in the Middle East.
This site features information about pay per click tools and search engines to help build traffic to your website. You will find a helpful chart summarizing different advertising approaches.
The Australian continent is also known as Oceania; it includes Australia, New Zealand, Papua New Guinea, Polynesia and Melanesia. Page includes a map and chart of Oceania countries.