To understand the basic concepts of electricity.

Be able to calculate Current and Voltage in a series and parallel circuits

Know how electricity can be used safely

A selection of slide shows on all aspects of electricity

See More
Try a College Course Free

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to over 2,000 colleges and universities.*

Begin Free Trial
No credit card required

28 Sophia partners guarantee credit transfer.

264 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 22 of Sophia’s online courses. More than 2,000 colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.


Voltage, Current, Resistance: Ohm's Law

Document explaining Voltage, Current and Resistance

Full Screen

Ohm's Law

Video explaining Voltage, Current, Resistance and Ohm's law

Source: MAKE

Electrical circuits

explaining how to calculate current and voltage in series and parallel circuits.

Source: worldofteaching, slideshare, Nicolaas Strating

Electrical Safety

Year 9 Online Homework, Electricity

Source: Nicolaas Strating