Have you ever wondered whether or not ketchup was considered a liquid or a solid. After all it can take a lot to get ketchup out of a bottle. ...
Physical Science
Physical science resources for teachers of all grade levels. Contains videos, worksheets, websites, and activities for students.
How does tape work? Van Der Waals bonds are the answer. This video describes how tape acts like a solid and a liquid to keep its ability to...
Looking for an informative video about geothermal energy? Look no further than this fascinating 10-minute video from...
I built my own laser light sound visualizer. Using a tone generator and multiple tones you can create some awesome light patterns. We showed this...