29.2 Flashcards
who devised a method of timekeeping around 3000 B.C
the babylonians
what was the symbol for degree taken from
(0)
how many degrees does the earth spin in one day
360 degrees
how many hours does it take the earth to make one full rotation
rises in east
how many degrees does the earth spin in one hour
15 degrees
what direction does the sun rise
what direction does the sun set
true or false all time zones are the exact same size
false they are motified to fit around cities states and country borders and other key sites
how many rime zones are there in the world
24
which direction do you move to add hours to the time
which direction do you move to subtract hours from time
how many time zones are there in the united states
6
what are the names of the time zones
what is the solar day
what is sidereal day