Properties of Light: Brightness, Luminosity and Flux
78.8 هزار بار بازدید -
12 سال پیش
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Introducing the different ways we
Introducing the different ways we can characterize the brightness of an object and how we use brightness to study astronomy.
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12 سال پیش
در تاریخ 1391/04/31 منتشر شده
است.
78,864
بـار بازدید شده