Chemistry, 28.07.2019 16:00 ghari112345
Which best describes when a sonic boom occurs? a. when an object travels below the speed of sound b. when an object travels at or above the speed of sound c. when an object travels at the speed of sound d. when an object travels above the speed of sound
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Which best describes when a sonic boom occurs? a. when an object travels below the speed of sound...
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