Questions with the keyword 'vacuum'
- Why exactly does light slow down when it travels from a vacuum into (say) glass? I assume that gravitational forces by doppler to Adam, Rob, Sheila, SuzieCategory: General Comments: (So far, one comment )
- Why is it impossible to create a vacuum in which there are no particles present whatsoever? by lwebb to Adam, Geoff, Rob, Sheila, SuzieCategory: General Comments: (No comments so far )