Design Energy Conversion Device
4th Grade Science · Flashcards
4TH GRADE SCIENCE · FLASHCARDS
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QUESTION
Which choice best names wasted energy in many devices: useful output or thermal energy from friction?
QUESTION
Which component converts electrical energy to light in a simple circuit?
QUESTION
Which energy form is produced by vibrations that you can hear?
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ANSWER
Sound energy. Energy carried by vibrating air molecules.
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