The mass release came prepared magnet magnet is then applied on transparent film, and then bring a magnet to suck until the mass next to the magnet starts to move. All distance measurements 5 times and then average
The mass attached with magnets prepared from the magnet onto transparent film and then take a magnet to suck until the mass is attached to the magnet will begin to move. Measuring the distance of five times the average.
The mass close to the magnet prepared the magnets placed on the transparent film and then the แม่เหล็กมาดู pushing until mass adjacent to the magnet will start to move. Measure the distance all 5 times the average.