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Question
Give one example when:
Sound energy changes to electric energy.
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Solution
When we speak in front of the microphone, sound energy changes to electric energy.
RELATED QUESTIONS
State the energy change in the following device while in use:
A glowing electric bulb.
Name the type of energy (kinetic or potential) possessed by the following:
A moving bus.
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is just in the middle .
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State two disadvantages of producing electricity from solar energy.
The following are some of the energy transformations.
A. Electrical to light
B. Work to heat
C. Chemical to light
D. Electrical to sound
E. Mechanical to electrical
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(i) A candle flame
(ii) A torch is lighted
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(b) A hammer which is raised
(c) A stone shot from a catapult
(d) Water stored in the overhead tank
(e) A tadpole moving in water.
What kind of energy is possessed in a situation when?
A fish moving in the water.
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