30) When you press a piano key, a hammer strikes a very tight cable to produce a clear tone. How does the cable that produces a low note compare to one the produces a high note?
a) (A) The low note cable is thinner or shorter than the high note cable.
b) (B) The low note cable is longer or thicker than the high note cable.
c) (C) The cables are the same, but the hammer that produces the low note is heavier.
d) (D) The cables are the same, but the hammer that produces the low note is lighter.
Answers: 2
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30) When you press a piano key, a hammer strikes a very tight cable to produce a clear tone. How doe...
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