It's almost impossible to imagine living without electricity, but it isn't that long ago that was the norm. An informative video lesson briefly discusses each important discovery related to electricity. The narrator highlights each...

Are your scientists needing a review of the electricity concepts that will appear on the AP Physics test? This fast-paced video offers a comprehensive review of the topic. It also includes common misconceptions and test-taking tips.

In a science lab environment, a fast-speaking teacher connects a circuit to an electromagnet, demonstrating how current is created. He then projects some animated images to further illuminate the process. The video would support your...

Here's a preview of how AC analysis is going to work. To get ready we need to review some of the ideas from trig and complex numbers. [8:57]

Solving circuits with differential equations is hard. If we limit ourselves to sinusoidal input signals, a whole new method of AC analysis emerges. [6:42]