The name of a small picture is a THUMBNAIL
A thumbnail.
thumbnail
A smaller version of a document is called a portable document. This will allow small changes to be made to the document without changing the entire document.
inset
A thumbnail is a smaller or scaled-down version of an image. When you search Google images, for example, you will see thumbnail version of the image, rather than trying to load the full image on the page.
Mosaic
ya definetely.
The small chocolate coins wrapped in gold foil are a modern version of a traditional Hanukkah gift called gelt or Chanukah gelt.
There is no American image it is still the Dutch version.
You should not, but you can stretch a small image. The problem is that when upsizing (enlarging) an image the quality will decrease considerably.
It is called "image".
the image on the large mirror may seen big and the image on the small mirror may appear small
An upright image, which is called a virtual image. If the focal point was outside of a concave mirror, then it would be a real image, which is inverted.