A. Tick (7) the correct option.
1. Which of the following devices converts electric energy into sound energy?
a. Loudspeaker
b. Microphone
c. Amplifier
d. All of these
2. Plants convert Sun's light energy into which form of energy?
b. Mechanical energy
c. Muscular energy
d. Chemical energy
3. Which of the following is a fossil fuels?
a. Wood
b. Leaves
c. Coal
d. Cowdung
a. Photo energy
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Explanation:
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Answered by
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1. a. loudspeaker
2. d. Chemical energy
3. c. Coal
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