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Properties of Sound Waves (pages 514-515)
1. Circle the letter of each sentence that is true about sound.
a. Many behaviors of sound can be explained
using a
few
properties.
b. Sound waves are compressions and rarefactions that travel
through a medium
.
c. Sound waves usually travel more slowly in solids than in gases.
d. The speed of sound in air is about
30 meters per second.
conerties.