Energy ...the basics

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This text is meant to accompany class discussions. It is not everything there is to know about energy. It is meant as a  prep for class. More detailed notes and examples are given in the class notes, presentations, and demonstrations (click here.)
 
Energy Forms ...Kinetic Energy

     The first form, or representation of energy, is kinetic energy. The word, "kinetic," implies motion and that is what kinetic energy measures. It is the energy of motion. If a body is moving, then it has kinetic energy. The equation for calculating kinetic energy is

Example:


Important:

What is the same about each of the kinetic energies in the two animations?

To add or remove kinetic energy, "work" must be done to exchange energy to or from another body.

Click here to go to the section quiz


 


by Tony Wayne ...(If you are a teacher, please feel free to use these resources in your teaching.)