Misc: In 1940 Pauline Collins, London England, actress (---------- ), born. ?

Questions

what does the latin circa before a date mean?

what section of paris featured most prominently in the work of the french impressionists?

what character was j r r tolkien inspired to create after seeing the painting the mountain spirit on a postcard?

what was the language of nineteen eighty four?

what hebrew word means 'so be it'?