Misc: in scrabble, what is the point value for the standard vowels?

Questions

- A theme which is played backwards. This device was prominent in the Middle Ages in fugues and in 20th century serial music. Retrograde inversion describes a theme played backwards and upside-down.?

(Ger.) - Recitative.?

- Abbreviations of rinforzando.?

- Abbreviation for right hand.?

- A title given by l9th and 20th century composers to describe works generally in one continuous movement suggestive of neroic, national or other romantic inspiration.?