KEY QUESTION 2 Flashcards
(13 cards)
Time zone
A region of the globe that observes a uniform standard time for legal, commercial and social purposes.
UTC
Coordinated Universal Time- the primary time standard by which the world regulates the clock and time
GMT
Greenwich Mean Time-the mean solar time at the Royal Observatory in Greenwich in England
Daylight savings time
time adjusted to achieve longer daylight time
Standard Deviation
when you add or subtract one hour from the UTC
Geographic grid
system of imaginary arcs drawn in a grid pattern on Earth’s surface
Latitude
geographic coordinate that specifies the north and south position
Longitude
geographic coordinate that specifies the east and west position on Earth’s surface
Parallels
constant lines of latitude
Meridians
connect points with the same longitude
Prime Meridian
zero of longitude
Map Scale
relationship of a feature’s size on a map to it’s actual size on Earth
Projection
Scientific method of transferring locations on Earth’s surface to a flat map