which best describes the energy transformation when you switch on an electrical bulb?
a. light is transformed to heat energy
b. sound id transformed to light energy
c. Electrical energy is transformed into light energy and heat energy
d. Electrical energy is transformed into sound energy and heat energy.
Answers & Comments
answer:
B.
Explanation:
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Answer:
which best describes the energy transformation when you switch on an electrical bulb?
c. Electrical energy is transformed into light energy and heat energy
In the case of an electric bulb, the electrical energy is converted to light and heat. The amount of electrical energy put into a bulb = the amount of light energy (desirable form) plus the heat energy that comes out of the bulb (undesirable form).
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