Khan Academy on a Stick
Moments, torque and angular momentum
Thinking about making things rotate. Center of mass, torque, moments and angular velocity.
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Center of Mass
ccIntroduction to the center of mass
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Introduction to Torque
ccAn introduction to torque
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Moments
ccIntroduction to moments
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Moments (part 2)
cc2 more moment problems.
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Relationship between angular velocity and speed
ccHow angular velocity relates to speed
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Conservation of angular momentum
ccAngular momentum is constant when there is no net torque.
Torque, moments and angular momentum
Until this tutorial, we have been completely ignoring that things rotate. In this tutorial, we'll explore why they rotate and how they do it. It will leave your head spinning (no, it won't, but seemed like a fun thing to say given the subject matter).