Jeehan Fatimah Asyakirah
SDIT Ummul Quro Bogor
As soon as you place the towel paper in the cups, you should see that it starts to absorb some of the water. Water goes up the towel paper and defies gravity in a process called capillary action. Paper towels are made of many small fibres that have gaps in between them. Water gets pulled into these gaps by capillary action. The water goes up the paper towel and down into the empty glass.