1a Soap bubbles or Does gas take up space?
Background
Soap bubbles consist of soap molecules and water.
What you need:
soap bubble solution [br]plastic straw
What do you have to do?
1 Take a bowl/glas of soap bubble solution and dip the straw in.[br][br]2 Carefully and slowly blow into the straw, creating a soap bubble. [br][br]3 You can now keep inflating the bubble more and more and see how big you can inflate it.[br][br]4 Drop the soap bubble from the straw. Let it float and wait till it drops on a surface.[br][br]What happens now? [br]Why does the soap bubble burst? It bursts because it hits (1) a hard surface/ (2) a dry surface.[br]