This video explains the different types of devices and locations for network security, as well as best performance outcomes. Mike also explains the fundamentals of configuring certain devices, either in-band or out-of-band. This clip is...

Equations to memorize for the AP Physics 1 Exam.

Much has been written about what exactly caused World War I. As befits a true global war, the reality is that there isn't a single cause. There aren't even three causes. There are a vast array of causes. Today we'll get into just a few...

We've been talking about the unavoidables recently. Last time, we covered Death. This time, it's taxes. So, what are taxes? Why do we pay taxes? What is all that tax money used for? This week, Adriene is going to cover all that and more....

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Review of the Electrostatics topics covered in the AP Physics 1 curriculum.

Review of the Rotational Kinematics topics covered in the AP Physics 1 curriculum.

Review of the topics of Linear Momentum and Impulse covered in the AP Physics 1 curriculum.

Review of the topics of Work, Energy, Power and Hooke’s Law covered in the AP Physics 1 curriculum.

Review of the Universal Gravitation topics covered in the AP Physics 1 curriculum.

Check out my new and improved AP® Economics Teacher Resources (2015).

Review of all of the Kinematics topics covered in the AP Physics 1 curriculum. Plus some bonus introductory stuff.

Review of the Mechanical Waves topics covered in the AP Physics 1 curriculum.

This lecture examines the concepts of dealignment and realignment of party voters. Designed for AP GOV students and Political Science newbies.