HMWK due Thursday: p. 418#1-14 (sketch graph only on #14 - doesn't have to be perfect), 17,19,21-25.
Quiz Friday: Electricity
Exam Next Thursday: Electricity and Magnetism (last day of 3rd quarter, no school Friday)
Today in class: L.E.D.s : Light Emitting Diodes - (A diode is a one-way "valve" for electrons) and DC/AC use.
We used the LEDs to determine that the generator in class produces alternating current.
Classes finished today with a video, clips from "Coal to Coltrane" , a history of electric power. Included lots of limitations, demonstrations, and illustrations of AC and DC.
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