Did you know? Height of St Paul's Cathedral in London (111 m) is about as big as Length of the Saturn V Apollo Program launch rocket (110.6 m)
Energy in an Olympic Shotput throw (780 J)
/fact/energy-in-an-olympic-shotput-throw
Link
If this was a standard unit ...
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
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Click here for Podcast: Andrew Elliott interviewed for New Books Network.