Question: How fast is the speed of light

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  1. About 300 million metres per second. So fast that it takes 8 minutes for the light from the sun to reach earth.

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  3. Yes Elizabeth and Simon are right

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  4. It is definitely faster than I can ‘google it’!

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Comments

  1. So a light year is 94608000000000000 metres? i worked it out on a calculator- 300000000 x 60 x 60 x 24 x 365 (metres per second x 60 seconds x 60 minutes x 24 hours x 365 days = 9460800000000000)

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  2. Yep. Spot on.

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  3. Thanks.

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