Physics, 16.01.2021 01:40 sweetbri7p5v6tn
A sound wave travels across a 2,100-meter wide valley in 7.0 seconds. The speed of the wave is .
300 m/s
147 m/s
1.47 m/s
impossible to determine without knowing the air temperature
Answers: 1
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In order of decreasing light-transmitting capabilities of materials, which is the correct sequence? a. transparent -> translucent -> opaque b. opaque -> transparent -> translucent c. opaque -> translucent -> transparent d. translucent -> transparent -> opaque
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A sound wave travels across a 2,100-meter wide valley in 7.0 seconds. The speed of the wave is .
30...
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