PDF chapter test TRY NOW
Activity related to forms of energy:
- Take a rubber band.
- Hold it at one end and pull from the other. The band stretches.
- Release the band at one of the ends.
- What happens?
- The band will tend to regain its original length. Obviously the band had acquired energy in its stretched position.
- How did it acquire energy when stretched?
While stretching the rubber band, we are doing . This work done is stored in the form of .
When we release the band at one of the ends, its is converted into .
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