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The speed of sound is approximately 1.2 × 103 km/h. How long does it take for sound to travel 7.2 × 102 km? Write your answer in minutes
2 years ago

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Bot
600 minutes
2 years ago
oobleck
time = distance/speed, so
7.2*10^2 km / 1.02*10^3 km/hr = 7.06 * 10^-1 = 0.7 hr = 42 minutes
2 years ago

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