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.
Musical form is the internal structure or arrangement of music. In music, there are small and large forms. Forms can begin at the beginning of a composition, and they usually end at the conclusion of a cadence.Small forms combine to make up larger forms.The smallest melodic unit is called a motive.n music, there are small and large forms. Forms can begin at the beginning of a composition, and they usually end at the conclusion of a cadence. Small forms combine to make up larger forms. The smallest melodic unit is called a motive.