Answered: attery-powere turns it off. How does…

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter27: Quantum Theory

Section: Chapter Questions

Problem 49A

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Transcribed Image Text:9 My Account • Dashboard | Khan Academy + anacademy.org/profile/me/assignments/teacher/kaid 1124494382968287202185517/class/6558258966872064# arch Khan Academy Donate Understand: forms of energy On a camping trip, Dejounte turns on a battery-powered flashlight for 20 minutes to get ready for bed, and then turns it off. How does the energy of the flashlight and battery system compare before and after it has been turned on and off? Choose 1 answer: The system's energy decreased because some energy was converted into light. The system's energy increased because some energy was converted into light. The system's energy did not change because some energy was converted into light. Stuck? Review related articles/videos. Report a problem 3 of 4 • • Oo Check 61°F 近

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