How did hourglass happen? How did they even get the right amount/size of each sand particle/other physical aspects to be aligned with the time?

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How did hourglass happen? How did they even get the right amount/size of each sand particle/other physical aspects to be aligned with the time?

In: Physics

13 Answers

Anonymous 0 Comments

Lol in our house a board game hourglass runs a lot faster one way. We always play guys vs girls and the guys know which side is faster and make sure its the side the girls use. We normally still lose

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