How Many Miles Per Second Does Sound Travel?

As you can see, the speed of sound changes depending on the temperature and the humidity; but if you want a round number, then something like 350 meters per second and 1,200 feet per second are reasonable numbers to use.

So sound travels 1 kilometer in roughly 3 seconds and 1 mile in roughly 5 seconds.

How many miles per second is sound?

Sound travels through air at about 1100 to 1200 feet per second (our default is 1150). That is a little more than one mile per five seconds.

Can you tell how far away lightning is by counting?

After you see a flash of lightning, count the number of seconds until you hear the thunder. (Use the stop watch or count “One-Mississippi, Two-Mississippi, Three-Mississippi,” etc.) For every 5 seconds the storm is one mile away. Divide the number of seconds you count by 5 to get the number of miles.

How far does thunder travel?

about 10 miles

What is the 30 30 rule for lightning?

The 30-30 Rule is an easy way to determine the threat of lightning in your area: 30 Seconds: Count the seconds between seeing lightning and hearing thunder. If this time is less than 30 seconds, lightning is a threat. Seek shelter immediately.

How many seconds does it take for thunder to travel a mile?

If you count the number of seconds between the flash of lightning and the sound of thunder, and then divide by 5, you’ll get the distance in miles to the lightning: 5 seconds = 1 mile, 15 seconds = 3 miles, 0 seconds = very close. Keep in mind that you should be in a safe place while counting.

Which is faster light or lightning?

Lightning is the flash of light that occurs when charge separation occurs. Like other forms of light, the light emitted from the lightning travels near the speed of light. This speed is near 300,000,000 meters per second. Note that the speed of light is much faster than the speed of thunder.

Can a thunder kill you?

Lightning can kill people (3,696 deaths were recorded in the U.S. between 19) or cause cardiac arrest. Injuries range from severe burns and permanent brain damage to memory loss and personality change. About 10 percent of lightning-stroke victims are killed, and 70 percent suffer serious long-term effects.

How do you tell if a storm is coming or going?

A dark sky, flashes of light, heavy wind and claps of thunder indicate that a storm may soon be approaching. If you can hear thunder, you’re close enough to the storm to be in danger of being struck by lightning [source: American Red Cross].

Can thunder kill you in your house?

Lightning can kill — about 30 Americans die from lightning strikes each year. But being struck indoors is exceedingly rare. People may believe they are safe once covered by a roof, but the National Weather Service does warn of the dangers of lightning even when indoor.

Why does thunder shake the house?

Shock waves are what makes your house shudder when there is thunder. This heat causes air to expand so rapidly that it generates a shock wave. When shock waves hit your house your house may shudder. Those shock waves are also the loud bangs and rumbles that we hear as thunder.

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Is loud thunder dangerous?

Other than the threat of the lightning itself, does thunder — especially very loud thunder — pose any threat to people near the lightning strike? The shock wave and thunder (at very close range to the lightning bolt) can cause property damage, but no injuries have been reported.

Why does thunder sound like a bomb?

It suddenly heats the air to as much as 18,000 degrees and that air next to the bolt explodes out (and eventually cools and races back in to some degree) This exploding (expanding) and contracting air creates the sound we know as thunder.Travel

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