Peabody /ËpiËbÉdi/ is a city in Essex County, Massachusetts, United States. At the 2010 census, the population was 51,251, and in 2014 the estimated population was 52,376. Peabody is located in the North Shore region of Massachusetts. 1 History.
Acceleration is a vector because it has a magnitude and a direction (Accelerating at a rate of 5 Miles Per Hour North). Speed is a scalar because it only has a magnitude (35 Miles Per Hour) . Velocity is the derivative of the acceleration and is also a vector (35 miles per hour North). Adam Â· 5 years ago. Thumbs up.
acceleration. 1. a quickening, as of the pulse rate. 2. in physics, the time rate of change of velocity. psychomotor acceleration generalized physical and emotional overactivity in response to internal and external stimuli, such as that seen in the manic phase of bipolar disorder.