30. To aid in synchronization, the soundtracks of animated films are recorded after all the images are completed.
31. The final battle scene of Seven Samurai uses a dense mix of sound effects without music.
32. Foley sound effects are the most common kind of nondiegetic sound.
33. The rhythm, melody, harmony, tempo, volume, and instrumentation of the music can all strongly affect a viewer’s
emotional reactions.
34. Fidelity refers to the quality of recording.
35. Volume, pitch, and timbre all contribute to the sonic texture of a film.
36. Diegetic sound must come from an on-screen source.
37. The loudness of sound in film can be measured precisely but is subjective for the listener.
38. Film sound can include any mixture of noise, music, and speech.
39. In musicals, the soundtrack is made before the image track.