how can you tell that an object is moving if its motion is too slow to see?

Asked by bookragstutor 13 years ago 8/20/2012 9:51 AM

Last updated by anonymous 12 years ago 12/24/2012 10:04 PM

Answered by Dr. John Carmen 12 years ago 12/24/2012 10:04 PM

Comparing position over a set period of time will give a good frame of reference.