Which common observation explains why sound seems louder when heard through walls compared to open air over long distances?
A
Sound is louder in air
B
Solids conduct sound more efficiently than air
C
Walls amplify all frequencies
D
Air absorbs sound more than solids
Correct Answer: Option B — Solids conduct sound more efficiently than air
Explanation:
Sound travels more efficiently through solid materials like walls because the denser medium provides better particle-to-particle contact for transmitting sound waves with less energy loss.