This is an eighth note and is worth half a count (or half a beat 3) in * time.
There are eight eighth notes in one bar of * time.
Groups of 2 or 4 eighth notes are joined together with a 'beam' e.g.
Bass Part - This example uses eighth notes only.
Drum Part - This is an example of a commonly used basic rock pattern, where eighth notes are played on teh hi-hat.
Bass Part - These examples combine eighth notes and previously covered concepts.
Drum Part - Eighth notes are introduced into the bass drum part in these examples.
This is an eighth note rest and indicates silence for the count of one eighth note.