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Energy, Heat & MotionEnergy Storage

Why Your Battery Wears Out

Heat, full charges and empty batteries age your phone fastest

Your phone lasted all day when it was new. Now it gasps by dinner. Nothing broke, so what's slowly eating it?

You'll find out

  • What a full charge does to your battery
  • Why your phone quits in the cold
  • Which habit keeps a battery young

Why it matters

A new battery costs real money, and a few free habits can help yours last longer.

About 3 min6 interactive slides · 5 questionsLesson 35 · Zone 4

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