Because that's the southernmost latitude on Earth where the sun is ever directly
overhead. (That happens within a day either way of December 21 each year.)
The Tropic of Capricorn and the Tropic of Cancer are both lines of latitude, each located at 23°26′22″ from the equator. The Tropic of Capricorn is located south of the equator and the Tropic of Cancer is located north.
The Tropic of Capricorn is located in the southern hemisphere.
The Tropic of Capricorn.
Africa
In order for a Tropical Rain Forest to be considered a Tropical Rain Forest it must be located between the Tropic of Capricorn and the Tropic of Cancer.
no the tropic of Capricorn is
The Tropic of Cancer is located at 23°26′22″N whereas the Tropic of Capricorn is located at 23°26′22″S.
The Tropic of Capricorn is located south of the equator. Tropic of Capricorn: 23°26′22″S However, the Tropic of Capricorn can also be north of the equator, since the Earth is round.
The Tropic of Capricorn
southern
Tropic of Capricorn (more precisely 23° 26′ 22″ south of the equator) (the Tropic of Cancer is at about 23.5 degrees North)
All of the US is above the Tropic of Capricorn. However, if you are talking about the Tropic of Cancer, all states except Hawaii are above it.