Misc: which plant did the indians use to paint their faces and tomahawks?

Questions

What is the name of the sign which is put over the letter 'n' in Spanish, to give a 'nya' sound?

Which book of the Bible tells of Goliath's slaying by David?

What is the unit of currency in Hungary?

What is a "tail piece" rounding off a musical composition called?

Who produced and directed the film 'Citizen Kane'?