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Properties of Periodic Motion
A vibrating object is wiggling about a fixed position. Like the mass on a spring…
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Waves
Vibrations Vibrational Motion Things wiggle. They do the back and forth. They vibrate; they shake; they…
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Combination Circuits
Previously in Lesson 4, it was mentioned that there are two different ways to connect…
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Parallel Circuits
As mentioned in a previous section of Lesson 4, two or more electrical devices in a…
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Series Circuits
As mentioned in the previous section of Lesson 4, two or more electrical devices in a…
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Two Types of Connections
When there are two or more electrical devices present in a circuit with an energy…
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Circuit Connections
Circuit Symbols and Circuit Diagrams Thus far, this unit of The Physics Classroom tutorial has…
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Power Revisited
The previous section of Lesson 3 elaborated upon the dependence of current upon the electric…
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Ohm’s Law
There are certain formulas in Physics that are so powerful and so pervasive that they…
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Resistance
An electron traveling through the wires and loads of the external circuit encounters resistance. Resistanceis the hindrance…