Investigating Fountains

First Investigation
Try to move the water from one bucket to the other bucket through a tube. How can you do it?

Second Investigation
How can you move water from one bucket to the other using this device?

Third Investigation
Here is a simple fountain you can make. How do you think it works?

Fourth Investigation
How can you use the balloon to get water out of the bottle?

Fifth Investigation
How can you use the properties of air pressure to make a thermometer?

More investigations
Investigate the fountains described in the Gallery.