How to pronounce “photographic plate” in English

And it should end up on the photographic plate right behind the open slits.

So here, think of the screen as a photographic plate.

And it turns out that when you do a measurement-- in this case the photon interacting with your photographic plate is the measurement--

But the moment you do a measurement, when the photon interacts, when the wave function interacts with the photographic plate, the wave function collapses.