Unit 1 Flashcards
To help study for the final
1
Q
Great Circle Route
A
Shortest distance between 2 points on a map or globe
2
Q
23.5 degrees
A
Tilt of earth’s rotational axis
3
Q
365.25
A
Earth’s orbital period
4
Q
Arctic Circle
A
66.5 degrees
5
Q
Equinox
A
Half way between summer and winter; Sun’s rays over equator
6
Q
Equator
A
0 degrees longitude
7
Q
Solstice
A
longest day; suns rays over tropic
8
Q
Greenwhich England
A
start of timezones; prime meridian runs through it
9
Q
Tropic of cancer
A
above equator
10
Q
Tropic of Capricorn
A
below equator
11
Q
Winter solstice
A
Dec 21
12
Q
Summer solstice
A
June 21
13
Q
International Date Line
A
180 degrees
14
Q
North Pole
A
90 degrees north
15
Q
South Pole
A
90 degrees South
