useless trivia: What Word Means: Founds - Plural Of Base, An Antacid?

Questions

Who plays Auntie Wainwright in Last Of The Summer Wine?

Which gas forms bubbles in the bloodstream when a diver gets the bends?

What was Elvis Presley's home town?

Who was the founder and conductor of the Black and White Minstrels?

In which year was the first artificial satellite launched?