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Unit: DC Circuits

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Possible mastery points

About this unit

What's electricity, and how does it move through wires? Explore circuits and the effect of battery power, conductors, and resistors on electrical current. Learn how to use your understanding of electricity to explain the physics behind electronics and to even build your own electric motor!

Electric current, resistivity, and Ohm's law

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Practice

Calculating resistance, voltage, and current using Ohm's lawGet 3 of 4 questions to level up!

Electric power and DC circuits

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Practice

Characteristics of circuit diagramsGet 5 of 7 questions to level up!
Calculations from circuit diagramsGet 3 of 4 questions to level up!

Quiz 1

Level up on the above skills and collect up to 240 Mastery points

Series and parallel resistors

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Practice

Calculating equivalent resistance for series and parallel resistorsGet 3 of 4 questions to level up!

DC Ammeters and voltmeters

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Practice

Using voltmeters and ammeters to measure potential difference and currentGet 3 of 4 questions to level up!

Discovery of resistors

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Explore electric motors

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Quiz 2

Level up on the above skills and collect up to 160 Mastery points

Up next for you:

Unit test

Level up on all the skills in this unit and collect up to 500 Mastery points!