Here are some instances that would prompt a screening test: 1  Youâre sexually active. Everyone who is sexually active (even if youâve only ever had one partner and always use protection) should be screened at some point. 2  Youâre having unprotected sex.
The most important melody in a piece of music is called the theme. The theme of a piece makes up the principal melodic material. Theme is a general term for the basic subject matter in a piece of music. Fast pieces have short themes.
THEME: a melody that is the basis for an extended musical work. Melodies can be derived from various scales (families of pitches) such as the. traditional major and minor scales of tonal music, to more unusual ones such as. the old church modes (of the Medieval and Renaissance periods: c. 500â1600), the.