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How to Project Confidence and Competence & Answers to Fascinating Questions

Something You Should Know

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Why Does a Light Bulb Burn Out When You Turn It On?

Penguins have a very highly adapted circulation system to their feet. The lower the temperature, the less electrical resistance there is in a wire. So at the moment you slip it on, that's when the highest current can go surging through the filament. And then as the filament warms up, the current actually drops a bit because the resistance is going up.

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