This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Pendant drop test.svg en April Diagram of the pendant drop test for surface tension Transferred from org en transferred to Commons by User Drilnoth using de php CommonsHelper br Original text Original br first version last version Urocyon Original uploader was Urocyon at org en Later version were uploaded