📅 NSB 2011🎓 HS🔄 Round 7#️⃣ Q21🌟 Bonus✍️ Short Answer
If an earplug decreases the sound level of sound waves by 20 decibels, providing your answer as a decimal to the nearest hundredth, what is the ratio of the final intensity of the waves to their initial intensity?
✔️Answer:0.01
🚀
Take Your Prep to the Next Level
Practice with interactive modes, adaptive testing, and detailed stats on our main app.