## How far away did lightning strike if you hear thunder 5 seconds after you see the spark?

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.

## How many miles per second is lightning and thunder?

Lightning travels at the speed of light, about 186,000 miles per second. This means that you see lightning pretty much when it happens. When lightning strikes, a noise is made which we call thunder. Thunder travels much slower, at the speed of sound, about 1088 feet per second.

## How far away is lightning if you hear the thunder 3 seconds after you see the flash of lightening?

A three-second count, then, would place the lightning strike about 1,020 m away, or roughly 1 km.

## How far away is the lightning strike?

The Correct Method to Calculate Lightning Distance

If thunder is heard The lightning is . . .
5 seconds after a flash 1 mile away
10 seconds after a flash 2 miles away
15 seconds after a flash 3 miles away
20 seconds after a flash 4 miles away

## Can sperm whale sound kill you?

Sperm whales are so loud that their clicks are capable of killing a human within their vicinity, says one science and adventure journalist. “These clicks are so powerful in the water that they can blow out your eardrums easily, and they can actually vibrate a human body to death,” he said.

## Who is the loudest singer?

Irish teacher Annalisa Flanagan holds the world’s loudest shouting record with 121 decibels (dB), but there was no previous singing record. The lively Bulgarian from the southern city of Plovdiv faced a series of tough requirements.

## Who is the loudest screamer?

Jill Drake, a mother-of-two from Tenterden, Kent, set the current record for the world’s loudest scream in 2000 when her ear-splitting scream notched up a staggering 129 decibels.

## What song has longest scream?

“Given Up” is the heaviest song on the album. It notably features a seventeen-second-long scream by Chester Bennington before the final chorus, as well as a steady guitar riff for the choruses of the song.

109.9 decibels

## What has a loudness of 130 dB?

Noise Source Decibel Level
Military jet aircraft take-off from aircraft carrier with afterburner at 50 ft (130 dB). 130
Thunderclap, chain saw. Oxygen torch (121 dB). 120
Steel mill, auto horn at 1 meter. Turbo-fan aircraft at takeoff power at 200 ft (118 dB). Riveting machine (110 dB); live rock music (108 – 114 dB). 110

## Is 130 dB hearing Safe?

Sound is measured in decibels (dB). A whisper is about 30 dB, normal conversation is about 60 dB, and a motorcycle engine running is about 95 dB. Noise above 70 dB over a prolonged period of time may start to damage your hearing. Loud noise above 120 dB can cause immediate harm to your ears.

## How loud is 140 decibels?

Comparative Examples of Noise Levels

Noise Source Decibel Level Decibel Effect
Aircraft carrier deck 140
Military jet aircraft take-off from aircraft carrier with afterburner at 50 ft (130 dB). 130
Thunderclap, chain saw. Oxygen torch (121 dB). 120 Painful. 32 times as loud as 70 dB.

## What does 75 decibels sound like?

A sound’s loudness is measured in decibels (dB)….Topic Overview.

Noise Average decibels (dB)
Normal conversation, background music 60
Office noise, inside car at 60 mph 70