Why there is an echo in a empty room but not in a room with things

1.	Why there is an echo in a empty room but not in a room with things
Answer» HEARD when the SOUND gets reflected back. In an empty ROOM, the sound is reflected by the WALLS so the echo is heard. But in a room with things the sound gets ABSORBED by the things so there is no sound heard.Hope it satisfied ur question:)

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Why there is an echo in a empty room but not in a room with things

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