http://www.ck12.org Chapter 5. Energy
5.71 ELECTRICCIRCUITS
5.72 SERIES ANDPARALLELCIRCUITS
5.73 ELECTRICPOWER ANDELECTRICALENERGYUSE
5.74 ELECTRICSAFETY
5.75 ELECTRONICSIGNAL
5.76 ELECTRONICCOMPONENT
5.77 ELECTRONICDEVICE
5.78 MAGNETS
5.79 FERROMAGNETICMATERIAL
5.80 EARTH AS AMAGNET
5.81 MAGNETICFIELDREVERSAL
5.82 WHYEARTHIS AMAGNET
5.83 USINGEARTH’SMAGNETICFIELD
5.84 ELECTROMAGNETISM
5.85 DISCOVERY OFELECTROMAGNETISM
5.86 SOLENOID
5.87 ELECTROMAGNET
5.88 ELECTROMAGNETICDEVICES
5.89 ELECTROMAGNETICINDUCTION
5.90 ELECTRICGENERATORS
5.91 ELECTRICTRANSFORMERS
5.92 ELECTRICALGRID
5.93 REFERENCES
