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How do you know which kinematic motion equation to pick when solving problems?
In this tutorial you will learn how to organize the equations of motion that you know, and you'll see how to figure out which equation is the best one to use in some particular motion problem.
Summary
- d- displacement
- vi- initial velocity
- vf- final velocity
- t- time
- a- acceleration

Notes
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- There are 5 variables that you need to think about
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- Every single motion equation you come across has at most 4 of the 5 motion variables
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- d- displacement
- t- time
- a- acceleration
- vi- initial velocity
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- t- time
- a- acceleration
- vi- initial velocity
- vf- final velocity
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- d- displacement
- vavg- average velocity
- t- time
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- vavg- average velocity
- vi- initial velocity
- vf- final velocity
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- d- displacement
- t- time
- vf- final velocity
- vi- initial velocity
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- Match up the variables in your problem with the equation that has those 4 variables