alleryThe latitude of the tropical circles equals which quantity?
AEarth's orbital speed
BEarth's mean radius
CLength of a day
DEarth's axial tilt
Answer & Solution
Correct answer: D. Earth's axial tilt
1. The angle between the ecliptic and the equatorial plane is the axial tilt.
2. The latitude of the tropical circles equals this tilt.
3. The polar circles are at 90 degrees minus the tilt.
_Source: Wikipedia, Latitude, Named latitudes on the Earth_
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