Orders of magnitude for distance in meters
chart at a glance
Click for 1 page printable chart
remember to save these to a file before printing
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NOTE: There are some "invisible hot spots" along the distance chart. When clicked they will take you to a picture in the appropriate size range. If you are looking at this page with a class, be sure they go up & down looking for hot spots. This can lead to questions like what "order of magnitude is a red blood cell, a white blood cell, etc.