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470-390 BC (1 mar 470 año aC – 1 mar 390 año aC)

Descripción:

Chinese philosopher Mozi recorded the observations that concave mirrors can focus the rays from the sun.

Añadido al timeline:

Science Assessment - Joshua Mendens

ByJoshua Mendens

11 sep 2022

0

0

135

fecha:

1 mar 470 año aC

1 mar 390 año aC

~ 80 years

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