Manual Mode

In the top photo, it was on manual mode 1/30. The shutter speed was fast, so, it let in no light causing the photo to be dark. In the bottom photo was also in manual mode but 1/4 . The shutter speed was not fast and not slow. This allowed a minimal amount of light to be let in, causing the photo to be a little lighter than the top photo.

Manual Mode

In the top picture, the photo was taken in manual mode, 1/30. This made the photo very dark because the shutter speed was fast letting in NO light. In the bottom picture, this photo was also taken in manual mode, 1/2, with an ISO of 400. The shutter speed was no too fast and not too slow, so it let in some amount of light.