How Fast Does Sound Travel Mph?

How many miles per hour does sound travel?

760 miles per hour

How fast in mph is the speed of sound?

At 20 °C (68 °F), the speed of sound in air is about 343 metres per second (1,235 km/h; 1,125 ft/s; 767 mph; 667 kn), or a kilometre in 2.9 s or a mile in 4.7 s.

How many miles per hour breaks the sound barrier?

U.S. Navy For an airplane to break the sound barrier, it must hit speeds of about 770 mph — when it does that a couple of things happen.

How does temperature affect the speed of sound?

Temperature is also a condition that affects the speed of sound. Molecules at higher temperatures have more energy, thus they can vibrate faster. Since the molecules vibrate faster, sound waves can travel more quickly. The speed of sound in room temperature air is 346 meters per second.Travel

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