At a distance of 4 ly, proxima centauri is the closest star to the earth (other than the sun) and is clearly visible to the unaided eye for observers located in the southern hemisphere. if it were located instead at a distance of 8 ly, its apparent brightness in our night sky would be?

Banks offer services such as checking and savings accounts. what do banks do with most of the money they receive in deposits from customers? a) they loan it out to other customers. b) they spend it on new banks in other places. c) they keep it in a locked, secured vault in the bank. d) they send it to the federal reserve in washington, d.c.