1) In music notation, a quarter note is represented by a solid oval shape with a straight line attached to it.

2) The quarter note is usually equal to one beat in a piece of music written in 4/4 time signature.

3) The pianist played a series of quarter notes to establish the rhythmic pattern of the song.

4) It's important for musicians to understand how to count and play quarter notes accurately.

5) The drummer kept a steady tempo by emphasizing the quarter notes on the hi-hat.

6) The conductor asked the orchestra to hold the quarter note for its full duration before moving on to the next part.

7) Beginners often start learning to play music by practicing simple melodies consisting of quarter notes.

8) The singer found it challenging to sustain the proper pitch while singing the series of quarter notes rapidly.

9) The music teacher demonstrated the difference in sound between a half note and a quarter note.

10) The composer incorporated syncopated rhythms using a combination of quarter notes and eighth notes in the composition.