The speed of sound in air at sea level is 340ms\(^{-1}\) while that of light is 300 000kms\(^{-1}\). How far (to the nearest meter) from the center of a thunderstorm is an observer who hears a thunder 2s after a lightning flash?

a

170m

b

340m

c

600m

d

680m

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d

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Discussions (29)

ayorinde01
5 years ago
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My school (admin)
Answer is correct✅✅
I confirmed it passing through this stress👇👇👇 680M (D)

DidiCathe
2 years ago

SOund travels in Air or requires a material medium while light travels in a vacuum therefore Distance =speed in air x Time
= 340x2

Sunday70336
1 year ago

It’s 680m not 680m/s

Sammyporsche123
3 years ago

lmaoo

jambiite
2 months ago

it's 340 because V=2d/t

speedXscar01
2 months ago

jeez, very wrong answer 🤦😭

> formula is simply 2x = vt

ariella
11 years ago

no...

V= 2D/t

340= 2D/2

D= 340m/s

ariella
11 years ago

D=340m not m/s

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