Smart Acoustic Material in the Classroom Quiz

Reduced noise levels and improved learning environment (correct)

No impact on noise levels or learning environment

Improved visual aesthetics but no impact on noise levels

Increased noise levels and decreased learning environment

Blocking all external sounds

Increasing echo and reverberation

Enhancing sound quality and reducing reverberation (correct)

Improving visual appearance only

By amplifying background noise and distractions

By absorbing minimal sound waves

By creating an echo-prone environment

By optimizing speech intelligibility and reducing distractions (correct)