lunes, 11 de junio de 2012

Grade 3: Magnets

What is a Magnet? A magnet is an object that produces an external magnetic field.
A bar magnet has two ends:the north pole and the south pole.The magnetic forces are highest at the two ends.
This week we have been talking about what magnets are and which metallic materials are magnetic and which are not.In the link below you will practice more:

click here :Practicing with magnets
http://www.engineeringinteract.org/resources/parkworldplot/flash/tests/questions/magneticforces.htm


No hay comentarios:

Publicar un comentario