Recent content by Skorbee

Thanks, Have you got any good directions as to motion detectors? should I just pull apart one of those motion detectors for garage lights? Regards, Steven

I have to measure gravitational acceleration, and calculate my rate of error. The experiment i came up with is: a thick plastic tube, with no air inside, on the top side some sort of release mechanism, then have two motion detctors, 1M apart from each other, hooked up to a stopwatch to measure...