This is an updated and more extensive version of our previous quiz. Hopefully, for all those curious girls out there it will even further help to calm your anxieties about getting your first period. So, again, this quiz uses medical information to give you an accurate idea of when you will get your first period.
1 Aqueduct (water supply), an artificial (man-made) channel that is constructed to convey water from one location to another. This can be made of canals, pipelines, inverted siphons, reservoirs and tunnels.  Roman aqueduct, water supply systems constructed during the Roman Empire.
aqueduct--a pipe, conduit, or channel designed to transport water from a remote source, usually by gravity. aquifer--a geologic formation(s) that is water bearing. A geological formation or structure that stores and/or transmits water, such as to wells and springs. Use of the term is usually restricted to those water-bearing formations capable of yielding water in sufficient quantity to constitute a usable supply for people's uses. aquifer (confined)--soil or rock below the land surface that is saturated with water.