What does it mean when there is a rest above a note?
It means the piece has more than one voice. It is where one voice rests while another one is playing a dotted half note. Look for a measure's worth of something including that quarter rest in the same measure.
Why Each note has a rest?
A rest is a musical notation sign that indicates the absence of a sound. Each rest symbol and name corresponds with a particular note value for length, indicating how long the silence should last.
What is a rest note?
A rest in music is a type of symbol that indicates that the musician should not play and that there should be silence. Every type of note, like crotchets, minims etc, has a corresponding rest symbol that has the same time value.