Identify Energy Input Output
4th Grade Science · Flashcards
4TH GRADE SCIENCE · FLASHCARDS
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QUESTION
Identify the energy input and main energy output of a solar panel used to power a device.
QUESTION
Identify the energy input and main energy output of a doorbell that rings when a button is pressed.
QUESTION
Identify the energy input and output of a person pedaling a bicycle.
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ANSWER
Input: chemical (food); Output: mechanical (motion) and heat. Food provides chemical energy for muscles to pedal and body heat.
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