Uriah Heep (band) so that's how we decided to shape it," Box recalled. Gerry Bron brought in session player Colin Wood, followed by Ken Hensley, a former colleague of Newton in the Gods, who was then playing guitar in Toe Fat. "I saw a lot of potential in the group to do something very different," remembered Hensley. Their 1970 debut album, "…Very 'Eavy …Very 'Umble" (released as "Uriah Heep" in the United States), introduced Hensley's heavy organ and guitar-driven sound, with David Byron's theatrical, dynamic vocals soaring above thunderous sonic backgrounds, although acoustic and jazz elements also featured in the mix. The album's
Heavy metal music into rhythmic phrases with a distinctive, often jerky texture. These phrases are used to create rhythmic accompaniment and melodic figures called riffs, which help to establish thematic hooks. Heavy metal songs also use longer rhythmic figures such as whole note- or dotted quarter note-length chords in slow-tempo power ballads. The tempos in early heavy metal music tended to be "slow, even ponderous". By the late 1970s, however, metal bands were employing a wide variety of tempos. In the 2000s decade, metal tempos range from slow ballad tempos (quarter note = 60 beats per minute) to extremely fast blast beat tempos