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Question: What did David Scott prove when he dropped a hammer and a feather on the Moon?




Go to the article about: Centripetal and Centrifugal Forces

Lugano English

Quote of the day...

Les sanglots longs
Des violons
De l'automne
Blessent mon coeur
D'une langeur
Monotone

(The long sobbings of autumn violins
wound my heart with a monotonous languor)

ZumGuy Internet Promotions

Umwelt.Science