an electromagnet is - Science classroom / FrontPagemrriggans.pbworks.com/f/electric+bell.pdfan...
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1 Know what an electromagnet is. 2 Know how to make an electromagnet stronger. 3 Know how an electric bell works. Electromagnets objectives
an electromagnet is - Science classroom / FrontPagemrriggans.pbworks.com/f/electric+bell.pdfan electromagnet is ... inside of an electric bell. The armature is a piece of iron
