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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.) |
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Work-Kinetic Energy Theorem |
This YouTube video can be viewed at https://youtu.be/6T7DpOnbWXQ |
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Example 1 |
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Example 2 |
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A 1000 kg satellite hits the Earth at 325 m/s. The satellite’s impact buried itself 2.50 m into the ground before coming to a rest. What is the magnitude of force the Earth exert on the satellite? |
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Example 3 |
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A 1500.0 kg car slows down from 22 m/s to rest in 50 m. However, the force of the brakes was only applied during 33m of this distance. What is the magnitude of the braking force? |
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Example 4 |
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Example 5 |
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by Tony Wayne ...(If you are a teacher, please feel free to use these resources in your teaching.)
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