Science Standard IV, Physics
Lesson 420, Electricity and Magnetism
Understanding the rule governing charged particles
Defining electrically charged
Describing charging by friction, contact, and induction
Defining conductor, insulator, static electricity, voltage, volts, resistance, ohms, current, and amperes
Understanding Ohm’s law
Calculating current, voltage, and resistance
Defining fuse, grounded, direct current, and alternating current
Describing the properties of a magnet
Describing the Earth’s magnetic field
Understanding that as electrical charges oscillate, they create time-varying electric and magnetic fields that propagate away from the source as an electromagnetic wave
Understanding the dangers of exposure to electricity and other forms of energy