www.youtube.com
hyperphysics.phy-astr.gsu.edu
web.pa.msu.edu
farside.ph.utexas.edu
www.omnicalculator.com
physicstasks.eu
en.wikipedia.org
A magnetic field is the space surrounding a magnet inside which it produces a magnetic force; than attracts/repels magnets, and attracts magnetic materials. It is the field created by a magnetic object or an object which has current floowing trough it.It attracts other magnetic materials like magnetite.
gcse.wikia.comпоиск музыки по фрагменту мелодии онлайн url http:/www.midomi.com/
виндовс хр скачать торрент url http:/dugtor.ru/programmy/os/windows xp/
бск портал url http:/fansektor.kz/found/бск портал