Animation
no
Such a file is a graphic file, a so called Graphic Interchange Format file. For more details see the related link.
Most common graphic file extensions are: .jpg .jpeg .png .gif (for animated images)
Graphic Interchange Format. It will be a picture of some kind. Here is a site that explains it: http://www.webopedia.com/TERM/G/GIF.html Image files, generally from web sources, they may be transparent / animated.
No, MP3 is not a graphic file format. MP3 file formats are made up of audio and images. Most likely videos and slideshows with added sounds.
.gif
.png .jpeg
graphic user interface
Red blood cells move in single file in the capillaries. This movement maximizes diffusion.
It depends on the software used to write the CAD file.
.SPS is a graphic file, not an audio file. It cannot be converted to an MP3.
The Single File was created in 1983.