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Eureka!

2 Сезон
30 Епізод

Eureka! - Season 2 Episode 3 Серія 3


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5 хвилин 1981 HD

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Two professors compete to see who can lift a book with a lesser amount of force. The professor who uses a lever is more efficient than the inclined plane, once we factor in a basic double-edged sword called friction.

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