How many seconds until you hear thunder
Web14 mrt. 2024 · So, the 30/30 rule is a better use of the flash-to-bang method. The first part of the 30/30 rule is that hearing thunder within 30 seconds of seeing lightning means the lightning is within 6 miles of your location. NOAA and the National Weather Service advise people seek shelter when lightning is this close. The second part of the 30/30 rule is ... Web1 mrt. 2015 · Therefore, the lightning is approximately one kilometer distant for every 3 seconds that elapse between the visible flash and the first sound of thunder (or one mile for every 5 seconds). In the same five seconds, the light could have traveled the Lunar distance four times.
How many seconds until you hear thunder
Did you know?
Web1 apr. 2000 · So sound travels 1 kilometer in roughly 3 seconds and 1 mile in roughly 5 seconds. When you see the flash of a lightning bolt, you can start counting seconds … WebLightning Safety Rules. Appoint someone to watch the skies during your outdoor work or recreation. Check the latest thunderstorm forecast and monitor the NOAA Weather Radio. When thunder roars, go indoors -- …
Web6 mei 2010 · But sound travels much slower so you don't hear the thunder until several seconds after it occurs. I believe the approximate rule that is used is sound travels about 1 mile in 5 seconds. WebYou need to use about 10 watts to make them agree it now sounds twice as loud. So we use decibels (dB) to measure loudness: +10 dB means 10× the intensity. +20 dB means 100× the intensity. +30 dB means 1000× the intensity. etc. The scale for sound starts at 0 dB, the quietest sound humans can hear, and goes up from there: decibels. (dB)
Web10 jun. 2024 · Make this even easier and round down to 7 miles every 35 seconds … or 1 mile every 5 seconds! Count to 5: If you hear thunder, the lightning occurred within 1 mile. WebThe formula is to divide the number of seconds by the speed of sound in feet per second. The delay between when you see lightning and when you hear thunder occurs because sound travels much, much slower than light. Sound travels through air at about 1100 to 1200 feet per second (our default is 1150).
Web25 jun. 2013 · The National Weather Service recommends taking cover if the time between the lightning flash and the rumble of thunder is 30 seconds or less, which indicates the lightning is about 6 miles away or ...
WebIf 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, … orange sticker on house door chicagoWeb12 aug. 2012 · According to NOAA, there have been confirmed strikes as much as 50 miles away from the thunderstorm. So the rule of thumb is: if you can hear thunder, stay indoors! The sound of thunder can travel at about 1200 feet per second (or 350 meters) on a warm day (82 degrees). Calculate This! orange sticker on car windowWeb20 jan. 2024 · How far away is lightning when you hear thunder. But, whichever number you use for the speed of sound, the flash from lightning reaches your eyes almost … orange sticks chocolate coveredWeb16 jan. 2024 · For example, if you hear the thunder 6 seconds after you see the lightning. the total distance traveled by the sound is 6/3 =2, which means that the lightning … orange stain in showerWeb8 jun. 2024 · That’s actually a trick question. Thunder can be heard up to 25 miles away, and lightning strikes have been documented to occur as far as 25 miles from thunderstorms—known as a “ bolt from ... orange sticks for snowWebSix and a half seconds later you heard the thunder. What is the time lapse between seeing the lightning strick and hearing the thunder 17 km away? Suppose that, during a thunderstorm, you heard a loud thunder 10 seconds after you saw the lightening. The air temperature on this day was 20 oC. How far away was the thunderstorm from where … orange sticks recipeWeb27 jul. 2024 · Which is faster the flash of lightning or the sound of Thunder? Because light travels much faster than sound. Light travels so fast that you see it practically instantly. However, sound takes about 5 seconds to travel 1 mile (about 3 … orange sticks candy walmart