Demo 2 - Mysterious Water Suspension

Short Version Of This Demo

Materials that you will need to this demo are shown below, you will also need water. You can also find the items for this demo on http://www.stevespanglerscience.com/ . Thank you and I hope you will enjoy this.

1st You need to fill the jar with water.

2nd You will need to put the card on top of the jar.

3rd Now this is kind of hard you will press on the card then turn the jar upside down

4th Then you will remove the card slowly some on the water may spill.

Congratulations you done.

Here is a video to help you if you might have trouble doing it with the instructions.=)

And The Reason for that is that because of surface tension which means attraction of alike molecules to each other which doesn't let the water to spill it also has to do with atmosphere pressure when your are holding the jar upside down there is more atmosphere pressure pushing into the jar than the water pressure pushing down. I hope you enjoyed this demo. Thanks for checking us out Harmony Schools.