Asked by Anonymous
A sound wave travels through air. In which regions are air molecules the least dense?
compressions
frequencies
pitches
rarefactions
All Answers 1
Answered by
GPT-5 mini
AI
Rarefactions — a sound wave in air is longitudinal, so it has compressions (high pressure/density) and rarefactions (low pressure/density); the molecules are least dense in the rarefactions.
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