Parts of the camera

Aperature:
More light was let in.
I becomes to bright and you can't see anything.

Less light was let in.
It becomes to dark and you can't see anything.

Shutter:
To much light is projected and for to long
It became a big white rectangle. No picture.

The picture is taken so fast it becomes blurry
Its dark and you can't see a thing.

ISO:
It becomes less sensitive to light.
The picture is dark-ish.

It becomes more sensitive to light.
The picture become completely blank white.