How much carbon dioxide per mile is produced by the average gasoline car vs. a coal-powered electric car? I'm looking for overall carbon footprint based on pollution at the power plant and pollution by the car.
A harmonic interval results if the notes are played at the same time, whereas a melodic interval occurs when the notes are successively. If they are playing more than one note at a time then it is harmonic or has harmony. If they are playing one note at a time then its melodic or a melody.
1 Elements of Music. 2  Pitch  register (high or low); Organization of pitches with a pattern of intervals between them creates scales; Words we might use to describe scales: major/minor, chromatic, gapped, pentatonic. Melody, or musical line, is a combination of pitch and rhythm (some say duration). Sometimes a melody is considered to be the theme of a composition.