ultraviolet (uv) light falls in the range of the em spectrum between visible light and x-rays. it has frequencies of about 8 x 10^14 to 3 x 10^16 cycles per second, or hertz (hz), and wavelengths of about 380 nanometers (1.5 x 10^-5 inches) to about 10 nanometers (4 x 10^-7 inches).
the liquid outer core is about 2,400km thick.
It is the largest of the 88 modern constellations, measuring 1303 square degrees, and also the longest at over 100 degrees. Its southern end abuts Libra and Centaurus and its northern end borders Cancer