Show:
EARTH
DAYS
DAYS/CALENDARS
ASTRONOMY
TIME ZONES
100
earth is sphere because of shadow during lunar eclipse
What is Aristotle
100
imaginary line... noon- shortest shadow of the day
What is Horizon
100
time from one noon to the next, 24 hours
What is day
100
Peaked 1200-1450 and written language and numbers based on 20
What is maya calendar
100
15º bands that observe the same local time
What is time zones
200
estimated how large the earth was
What is Eratosthenes
200
day and night are nearly nearly equal in time
What is equinox
200
23 hours 56 minutes
What is sidereal day
200
used wrong unit to figure length of trip to India going west and thought the world was flat.
What is columbus
200
four in the US – eastern, central, mountain and western
What is different time zones
300
sent out surveyors and got pretty close too
What is El ma mum
300
half way between
What is solstice
300
365.25 days which adds leap year
What is Julian calendar
300
depends on location
What is local time
300
allows people to take advantage of earlier sunrise without shifting their work hours.
What is day light savings
400
Longest is at the equator
What is latitude
400
shortest days of year
What is winter
400
fixed Julian calendar and skipped days to make up lose
What is Gregorian calendar
400
is the local time in Greenwich england
What is universal time
400
the point directly above your head
What is zenith
500
extend pole to pole divided into 360º
What is longitude
500
longest days of the year
What is summer
500
used incorrect lunar calendar,holidays travel through our calendar
What is islamic calendar
500
moon cycle 29 days= month
What is moon
500
travels through the zodiac
What is ecliptic