Energy Transformations


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  • 1. Multiple-choice
    30 seconds
    1 pt
    Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
    Chemical to light
    Electrical to chemical
    Electrical to light
    Chemical to electrical
  • 2. Multiple-choice
    30 seconds
    1 pt
    Which of the following shows an energy transformation from chemical energy to electrical to light energy?
    A bolt of lightning lights the night sky.
    A candle glows brightly in the dark.
    A fire in a fireplace lights up a room.
    A battery causes a flashlight to shine.
  • 3. Multiple-choice
    30 seconds
    1 pt
    What energy transformations take place when a battery-operated radio is in use?
    Electrical to chemical to light
    Sound to chemical to mechanical
    Chemical to electrical to sound
    Light to electrical to thermal
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