attery-powere 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: A 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.
attery-powere 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: A 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.
College Physics
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ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
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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.
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