Recent content by harry95'

So when photons hit matter, it makes the collective vibration of the atoms vibrate more, due to the added energy and it re-emits the light and radiation back out?

I still can't understand how that determines an objects colour..

Im trying to wrap my head around this. If a photon of the right energy hits an atom's electron (hydrogen e.g) it jumps to the next orbital shell, then goes back down to conserve energy releasing a photon in the process. is this how we see the atoms in everyday matter? by the switching of the...