Images and graphics

- Although we use two terms interchangeably, … when we refer to images, generally, … we are talking about photos. … And graphics are elements that have been made … either in a graphics program or by hand. … Illustration is where the two terms get blurred … because they do appear as an image, … but they're quite often made from photos … and graphic elements at the same time. … There are three image formats … that you can easily use in presentations. … The first, and the one you're most likely, … I would have thought to be, most familiar with, … is JPEG, which is typically used for photographic content. … Then, we have PNG or P-N-G, … which is used for both graphics and photos, … especially where transparency is required, … because it supports that and it's got … quite a high fidelity output. … Finally, there's GIF, which is typically used for graphics. … There is also an animated variant available, … but you'll have to see if that's supported … in your program of choice, if you want to use those. …