How many decibels is a sound wave that is 10,000 times as intense as a 10 decibel sound wave?

10dB

50dB

60dB

10,000dB

100,000dB

Decibels are measured on a logarithmic scale. 10,000 times as loud is 10^{5} times, or 50dB. 50dB plus the original 10dB = 60dB.