Working out at about 60% to 75% of your maximum heart rate (the so-called fat-burning zone) burns fewer calories than working out at 75% to 85% of your maximum heart rate (the so-called aerobic or cardio zone).
In physics, motion is a change in position of an object with respect to time. Motion is typically described in terms of displacement, distance (scalar) , velocity, acceleration, time and speed.
Definition of RELATIVE MOTION. 1. : motion as observed from or referred to some material system constituting a frame of reference (as two adjacent walls and floor of a room) â see relativity 3. 2. : the motion of one body with respect to another regarded as fixed â compare relative velocity. ADVERTISEMENT.