Section One: 3. Time Flashcards
1
Q
Ecliptic angle
A
23 degrees, 27 minutes
2
Q
The sun tracks along a great circle during the year. This track is known as the..
A
Ecliptic angle
3
Q
The EXACT time it takes the Earth to rotate entirely is called a..
A
Sideral day
4
Q
Why is the true Earth’s rotation (sideral day) not exactly 24 hours?
A
The Sun travels at an elliptical path, not a spherical one
5
Q
Approximate rotational speed of the Sun
A
15 degrees
6
Q
1 hour is equivalent to what in terms of rotation
A
15 degrees of longitude
