Velocity (metric system) as metres per second (m/s) or as the SI base unit of (m⋅s). For example, "5 metres per second" is a scalar, whereas "5 metres per second east" is a vector. If there is a change in speed, direction or both, then the object has a changing velocity and is said to be undergoing an "acceleration". To have a constant velocity, an object must have a constant speed in a constant direction. Constant direction constrains the object to motion in a straight path thus, a constant velocity means motion in a straight line at a constant speed. For
My Baby Must Be a Magician My Baby Must Be a Magician "My Baby Must Be a Magician" is the title of a 1967 single release by the Marvelettes which was written and produced by Smokey Robinson. Original Marvelette Wanda Rogers was the lead vocalist on the track; the background vocals were provided by the Andantes rather than official Marvelettes Ann Bogan and Katherine Anderson. Melvin Franklin of The Temptations is the male voice speaking the song's intro and the track features guitar licks from Miracles guitarist Marv Tarplin. The narrator of the song likens her lover to a magician admitting his lack of the expected