Cycloid Cycloid A cycloid is the curve traced by a point on the rim of a circular wheel as the wheel rolls along a straight line without slipping. A cycloid is a specific form of trochoid and is an example of a roulette, a curve generated by a curve rolling on another curve. The cycloid, with the cusps pointing upward, is the curve of fastest descent under constant gravity, and is also the form of a curve for which the period of an object in descent on the curve does not depend on the object's starting position. The cycloid has been
What a Beautiful Name to sing and which does not strain the voice with notes that are too high or too low. He also comments that the song is written in the key of D which is "the optimal key for both men and women." "What a Beautiful Name" had its worldwide digital release on 6 January 2017, and topped Billboard's Hot Christian Songs chart on 25 February. The single has held the top position for 38 weeks making it the second-longest-leading No. 1 in the 14-year history of the Hot Christian chart. The song which claims the distinction as the longest-leading No. 1