Simple – words to convey information. Little interaction.
Block that consists of static photos/pictures. Size can be adjusted to pre-set increments. There is no way to have text by the side of the photos in gallery.
Videos can be set to play automatically
Can be used to break white space, with colour. Can also have a picture as a background.
Image can be used to show a single picture of photo, or as in the example below, used to take a screenshot of another source (saved as a picture). This allows for a greater amount of creativity to be used in the design. The maig downside to this is that you will be unable to edit the information or the formatting.