Sunday 8 March 2009

The backwash of colours

Main objective of lab: To see how the surface tension causes the food colourings to swirl in the saucer.

Materials used
Milk*Food colouring (4 colours) *A saucer *
The backwash of colours (Vartej de culori): Add a drop of each colour to the*Fill the saucer with milk *Detergent Methods: Add one drop of detergent to the center of the saucer
Results: The colours milk swirl in the saucer

Medina B., Bogdan D , Scoala Gimnaziala "Gheorghe Lazar" Zalau,Romania

1 comment:

Anonymous said...

I like it a lot. It's very interesting :)