This video introduces the concept of mechanical advantage in physics and explains how it relates to work and energy.

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Explore the concept of mechanical advantage with simple machines like levers. Understand how input force can be multiplied to output a greater force, albeit over a shorter distance, using the law of …

Explore high school physics topics including forces, motion, energy, electromagnetism, and light, from stars to subatomic particles.

Simple machines can give you a mechanical advantage—in other words they allow you to spread the force you apply to move an object over a distance. This means you don’t have to apply as much …

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