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प्रश्न
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in the burning of a match stick.
उत्तर
Chemical energy changes into heat and light energy.
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संबंधित प्रश्न
State the energy changes that occur in a watch spring while it unwinds.
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State the energy changes that occur in the following :
The unwinding of a watch spring.
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in a loaded truck when started and set in motion.
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