February 9, 20179 yr Name: Review of Mechanical Energy and Momentum Equations and When To Use Them!Category: Momentum and CollisionsDate Added: 2017-02-16Submitter: Flipping Physics By the time students learn about all the equations for mechanical energy, momentum, impulse and impact force, they often start to confuse the equations with one another. This is a straightforward, simple look at all of those equations and when to use them. This is an AP Physics 1 Topic. Want Lecture Notes? Content Times: 0:14 Tacky Sweater Day! 0:22 Conservation of Mechanical Energy 0:54 Work due to Friction equals Change in Mechanical Energy 1:30 Net Work equals change in Kinetic Energy 3:01 Conservation of Momentum does NOT require the work due to friction to be zero 3:28 The initial and final points when dealing with momentum are predetermined 3:56 Impulse does not equal Impact Force Thank you to Sophie Jones and her family for letting me use six of their sweaters in this video! Next Video: 2D Conservation of Momentum Example using Air Hockey Discs Multilingual? Please help translate Flipping Physics videos! Previous Video: Impulse Comparison of Three Different Demonstrations Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke, Scott Carter and Jennifer Larsen Review of Mechanical Energy and Momentum Equations and When To Use Them!
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