Unit 4: Electricity and Magnetism

Front

Parts of an Atom

Back

protons (+)

electrons (-)

neutrons (no charge)

Front

Magnets

Back

opposites attract and like poles repel

Front

magnetic fields

Back

the field around magnetic poles

Front

conductor

Back

allows heat to pass through

Front

insulator

Back

does not allow heat to pass through

Front

How do we make an electromagnet stronger?

Back

more turns of wire, bigger battery, better conductors of electricity used, more nails