akrolicka@poczta.onet.pl akrolicka@poczta.onet.pl

akrolicka@poczta.onet.pl akrolicka@poczta.onet.pl

akrolicka@poczta.onet.pl akrolicka@poczta.onet.pl
Więcej pomysłów od użytkownika akrolicka@poczta.onet.pl
Magnetic fields were first defined in such a way that iron filings will point in the direction of (what became defined as) the field.  The reason why filings point in the direction of the field is a little round about, but luckily the physics turned out pretty clean.

Magnetic fields were first defined in such a way that iron filings will point in the direction of (what became defined as) the field. The reason why filings point in the direction of the field is a little round about, but luckily the physics turned out pretty clean.