Physics education research, electronic materials, and the musings of Christopher Moore, Ph.D.

just go to this link in photo bucket. if is does not work tell me and i will fix it. but this is a question that has been bugging me for a while now and this is the only way i can figure out to ask the question is with a diagram. thanks and have a great day

http://s1113.photobucket.com/albums/k514/tedsu1/