TOPIC:

F3-06: SURFACE TENSION - NEEDLE ON WATER 9 years 8 months ago #455

zzfixk23
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ID Code: F3-06
Purpose: Illustrate surface tension by floating a needle on water.
Description: The water bath is allowed to become quiescent and the needle is very carefully placed on the surface of the water. The surface tension of the water supports the needle. Practice! This demonstration requires a delicate touch.
Availability: Available