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1. The energy of vibrating objects.
_____ 2. Energy of streetlights.
_____3. Energy used to operate LRT and MRT.
_____ 4. Energy used in X-rays.
_____ 5. Energy produced by string instruments.
Write 5 materials that can produce sound.
1. ___________________________
2. ____________________________
3. __________________________
4. __________________________
5. ___________________________