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Is 0.00000400 megatonnes as heavy as a Football (Soccer Ball)?

It's about 9,500 times as heavy as a Football (Soccer Ball)
The weight of a Football (Soccer Ball) is about 0.000000000430 megatonnes.
(a.k.a. Soccer, a.k.a. Association Football) (FIFA Law 2 specification)
According to FIFA's Law of the Game number 2, a football must weigh between 0.000000000410 megatonnes and 0.000000000450 megatonnes. An artifact on display at the Smith Art Gallery and Museum in Stirling, Scotland is said to be the world's oldest football and is about one-third to one-half the size of a modern football.
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