Physics · Sources of Energy
Before starting a 5-day and 5-night excursion, Mr. Patel provided all his students with battery-powered flashlights. He also gave them some extra batteries to use as spares. Then Mr. Patel asked them whether they knew how the batteries produce electricity. What is the correct answer?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Battery extracts electricity from the environment and passes it to the flashlight
- 2Electricity is saved in the battery from the factory that produces it
- 3Electricity is produced by friction between the battery and the flashlight
- 4Electricity is produced by the chemical reactions stored in the battery✓
Correct answer
Electricity is produced by the chemical reactions stored in the battery
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