The Pepper Experiment
Watch surface tension in action.
Materials Checklist
Questions and Things to Notice
Learn about the surface tension and polar molecules in this easy pepper experiment, using only a handful of household materials.Procedure
-
Step 1
Fill the bowl about halfway with water.
-
Step 2
Shake some pepper onto the surface of the water, so that the water's surface is mostly covered.
-
Step 3
Dip one of your fingers into the water. Did anything happen?
-
Step 4
Now, put a small drop of dish soap on your finger and try again. What happened this time?
You must be logged in to comment.
On 19 December 2020, Anonymous Primate said,
I did this at school in Stem
On 21 November 2020, Anonymous Primate said,
never suspected this!!!
On 8 May 2020, Anonymous Primate said,
the pepper didn't do when it was just water but we added soap it moved away from the soap
On 7 May 2020, Alex said,
Why do you think it didn't work? Something to experiment about :)
On 7 May 2020, Anonymous Primate said,
it did not work
On 5 May 2020, Anonymous Primate said,
It was freakisly scary because it moved away from my finger the second time.
On 5 May 2020, Anonymous Primate said,
it was going away from the soap.
On 4 May 2020, Anonymous Primate said,
the first time I got pepper on my finger
second it did not touch me
