Biology, 03.02.2021 02:20 bassicallytristen

What causes a sound wave to echo in an empty house? A. Transmission of waves from a person speaking
B. Reflection of waves off smooth walls
C. Refraction of waves by a person speaking
D. Absorption of waves by rough walls

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What causes a sound wave to echo in an empty house? A. Transmission of waves from a person speaking B. Reflection of waves off smooth walls C. Refraction of waves by a person speaking D. Absorption of waves by rough walls

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Another question on Biology

What causes a sound wave to echo in an empty house? A. Transmission of waves from a person speaking
B. Reflection of waves off smooth walls
C. Refraction of waves by a person speaking
D. Absorption of waves by rough walls