Did you know? Mass of a regulation mens' shot (in the shot put athletics event) (7.26 kg) is 5 x Mass of an average coconut (1.44 kg)
Mass of a regulation tennis ball (57 g)
/fact/mass-of-a-regulation-tennis-ball
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If this was a standard unit ...
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.