Materials: For the entire group: a globe diagram of Earth's magnetic field For each group of two students: strong bar magnet commercial compass jar iron filings For each student: collection of small, metal objects (e.g. paper clip, tack, small nail, penny, pre-1983 nickels, post-1983 nickels, sewing needle) Introduction: Students investigate materials to determine what types are attracted to a magnet, observe magnetic fields, and how a compass works.
(Students; investigate; materials to determine what types are attracted to a magnet, observe magnetic fields, and how a compass works)
Students
investigate
materials to determine what types are attracted to a magnet, observe magnetic fields, and how a compass works