1.Very loud. A.fff 2.moderately soft. B.> 3.very very soft. C.ff 4.very very loud. D.ppp 5.they are played by E.brass striking the instrument F.srting with sticks orhammers G.percussion 6.They are used to H.woodwind produced sound by I.orchestra means of blowing and are made of brass metal. 7.It is a large group of musicians who play together on variedinstruments. 8.They are often referred to as the "backbone" of the orchestra. 9.They produce music when the musicians blow the mouthpiece.