ScienceHack: search engine for science videos

every science video on ScienceHack is screened by a scientist to verify its accuracy and quality

Sample searches: Hubble, Space, Sulfur Hexafluoride, Psychology ...

Why do you need salt to make ice cream?

Link:
Share code:
This simple science experiment lets you make a quick batch of ice cream, and then explore the reason why you needed to add salt to the ice when making that ice cream. Uses a cool graph to understand the temperature change when you add salt to ice.
Posted in Physics
Submit to Del.icio.us | StumbleUpon