Behaviour Water and air

Two disposable syringes are required for the experiment. One is filled with water, the other with air. The syringe is closed with a finger and then the plunger is pressed on both syringes, either on both syringes at the same time, or one after the other.

Syringe filled with air

|Syringe filled with air

Syringe filled with water

syringe filled with water

Question

What is the difference in behaviour between air and water? Can this behaviour be transferred to other gases and liquids?