Aaron Burr - Founding Patriot. I have never known the prejudice in favor of birth, parentage and descent, more conspicuous than in the instance of Col. Burr. That gentleman was connected by blood with many respectable families in New England.
Definition of sunspot for English Language Learners. astronomy : a dark spot that sometimes appears on the surface of the sun. See words that rhyme with sunspot Spanish Central: Translation of sunspot Nglish: Translation of sunspot for Spanish speakers Britannica.com: Encyclopedia article about sunspot.
sunspots are darker patches on the solar photosphere. their temperature is around 4000 degreesC. a large sunspot consists of a central darkish area or umbra, surrounded by a lighter area of penumbra which may be very extensive and irregular. sunspots tend to appear in groups and are associated with strong magnetic fields. they are also associated with solar flares. they are most common at the time of solar maximum, approx. every eleven years. no sunspot lasts for more than a few ...