Prime Time 5, Coursebook mit Audio-CD

1 What do you know about sound recording? Tick the correct option. If you don’t know the correct answer, select the most obvious one. 1. Where does sound travel fastest?  in air  in stone  in water  in wood 2. The lowest-pitched note that a human being can hear is  16 Hz.  20 Hz.  16 MHz.  20 MHz. 3. The first machine to record sound was invented by Thomas Alva Edison in  1911.  1834.  1877.  1902. 4. The first CDs became available in  August 1952.  June 1988.  March 1977.  October 1982. 5. Put these media in the right chronological order (first = 1 to latest = 4): __ CDs __ vinyl records __ MP3s __ magnetic tapes sound: anything that can be heard noise: sound that is loud, unpleasant, unexpected or undesired tune: a melody, especially one that characterises a certain piece of music pitch: the higher the frequency the higher the pitch volume: degree of loudness rn82p6 Unit 8 Music 98 8 Nur zu Prüfzwecken – Eigentum des Verlags öbv