Match the following: List I List II A Decibel 1 Frequency B Hertz 2 Objects completely reflecting light C Opaque 3 Degree of highness or lowness of tone D Pitch 4 Measure of volume/loudness A B C D

• A. 2          3          1          4
• B. 1          3          4          2
• C. 4          2          1          3
• D. 4          1          2          3