- A sharks top speed is 70kmh (44mph).
- The atomic symbol for iron is Fe (the original name for iron was Ferric).
- An area of the Suns surface to the equivalent of a postage stamp would shine with the brightness of over 1,500,000 candles.
- The bones of a pigeon weigh less than its feathers.
- The opposite sides of a die always adds up to 7.
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