I recorded this video during the NE show. Watch the video. What do you notice? Look closely at the smoke that comes out of the guns on the boats and listen. Notice anything weird or peculiar? I want to hear from you 5A!
Saturday, August 1, 2009
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We can see the flame coming out followed by a BOOM sound.This happened as light is faster than sound.
ReplyDeleteI saw light followed by a boom sound because light travel faster than sound.
ReplyDeleteThere was light followed by the sound.Hence light travels faster than sound,but sound travels slower than light.
ReplyDeleteShannon ang
There was light coming out of the gun followed by the sound as light travels faster than sound.
ReplyDeleteExample : The lightning and thunder.
Right guys! Well done! Can someone find out what the speed of sound and the speed of light is?
ReplyDeleteThe speed of light is 299,792,458 meters per second.
ReplyDeleteThe speed of sound is 767 miles per hour.
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ReplyDeleteThe speed of light is 186,000 miles per second.The speed of sound in dry air is 343 meters per second.
ReplyDeleteShannon Ang
i wonder why is there light comming out from the canon
ReplyDeletebut the sound is very slow.
i enjoy by day there I HOPE NEXT YEAR WILL BE BETTER
FROM RIDA
That's great Shannon and Yanlin! So light travels about 300 000 000 metres per second, which is about 300 000 km in 1 second. So we see it immediately. But sound only travels about 350 metres in 1 second. We were seated about 300-400 metres from the boats, so that is why the sound only reaches us about 1 second later. Good work guys!
ReplyDelete