The state or object brought about by a cause

A-4.60 μc charge is moving at a constant speed of 6.80×105 m/s in the +x−direction relative to a reference frame. at the instant when the point charge is at the origin, what is the magnetic-field vector it produces at the following points.

The slope of a velocity time graph over any interval of time gives the during that interval

Identify the arrows that represent the process of cooling..