Many herbs, algae and herbal extracts are also known to sometimes contain these elements, they include: aloe vera, sheep sorrel, water cress, St.
Play a game that tests your ability to match the percentage of the dating element that remains to the age of the object.
Using anthropomorphism is a really useful technique when it comes to teaching the more challenging concepts in chemistry.
As separate atoms, they act very differently and much more mysteriously as compared to when they are joined together to form metals.
Monatomics have ceramic properties, tend to be superconductive (in their high spin state), are inert, and are therefore hard to identify using conventional means.
This contains all the worksheets for the lesson plus an example which you can use to show the students how to fill them in.