Caesium or Cesium - Periodic Table of Videos
784,277 Views
417 Questions Answered
Best of Web
Let’s Begin…
The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Here are five grams of caesium in water... but did you know caesium is also used to define the length of a second?
About TED-Ed Best of Web
TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
Meet The Creators
- Video created by Periodic Videos
- Lesson Plan created by Periodic Videos
