Fonte:
Data:
14 December, 2011
Soggetto:
What do light and the President of the United States have in common?
How does light speed up after leaving glass or water? What do light and the President of the United States have in common?
English
Read time: 1 minSubmitted by Emanuela Clavarino on 14 December, 2011 - 09:00MinutePhysics
Autori:
Sezioni: