For this experiment, I tried out some long exposure while altering the focal length of the shot. These photo focal lenghts range from 18 - 55mm to 55 - 250mm.

Lightspeed-1-6-l.jpg
Lightspeed-1-l.jpg
Lightspeed-1-5-l.jpg
Lightspeed-1-4-l.jpg
Lightspeed-1-2-l.jpg
Lightspeed-1-3-l.jpg
Lightspeed-1-7-l.jpg
Lightspeed-8-1-l.jpg