2. Which Of The Following is not use of sound energy?
A. Sound Is used to map the ocean floor
B. Sound helps track earthquakes.
C. Sound is used to generate electricity
D. Sound is used to see internal organs
3. Which energy transformation happens when you switch on Flashlight?
A. Chemical Energy-Electrical Energy-Light and heat Energy
B. Electrical energy-Chemical Energy-Light And heat energy
C. Light And Heat Energy-Chemical Energy-Electrical Energy
D. Light And heat Energy-electrical energy-Chemical Energy
4. Which of the following Converts electrical energy to light, heat, and sound?
A. Electric Bulb
B. Television
C. Washing machine
D. Electric Fan
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Answer:
2. c
3. a
4. b
Explanation:
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Answer:
2.D. Sound is used to see internal organs
3A. Chemical Energy-Electrical Energy-Light and heat Energy.
4.B. Television
explanation
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