Answer:
Political scientists discover a new method of scientific research.
Explanation:
Decibels measure intensity. If you whisper in an empty room it will measure between 0 and 1 db. This indicates the intensity of sound is minimal. This is considered the threshold of hearing.
A sound that measures 30 decibels is a 1000 times louder than the the threshold of hearing. An example of this is the noise of a regular computer produces between 20-40 dB.
It was hard getting your hands on any products during WWII
<span>A shift in the gold trade is what led to a decline in Great Zimbabwe
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Answer:
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